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Experiments
Find out how to do all of the cool experiments on the show!
Junior Experiment - Growing a Stalactite
Think you need thousands of years to grow a stalactite? Think again! Talia is a Junior Scientist with the Double Helix Club and she demonstrates how to make a cave formation in under a week!
Click here for more information.
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Junior Experiment - Pavlova
Pavlovas are probably the most Aussie dessert around, and they are also pretty fun to experiment with. Junior Scientist Elizabeth mixes up some of the ingredients to see how it changes the end result.
Click here to find out how you can do this at home.
Junior Experiment - More hair
Hair is an important part of being a mammal and across all the mammal species, there are many different types of hair, with many different functions. Junior Scientist, Zach, goes on a Safari and points out the diversity of mamma
Click here for more information.
Junior Experiment- Steam Boat
From steam-powered trains to steam-powered boats! Join Nick, Junior Scientist for the Double Helix Club, as he cuts, sticks and hammers to make a boat that moves using the power of steam.
Click here for all the details.
Junior Experiment- Exercise Test
If you wanted to improve your memory, would it be better to have a rest or run around the oval? Well, we visited Mr. Johnston's class at Milton State School and put it to the test, with some interesting results.
Click here for all the details.
Kid Experiment- Butter Making
Butter comes from cows… but cows don't make butter, cows make milk. So how do we get butter? Join Naomi, Junior Scientist with the Double Helix Club, as she explains how to make butter in your own home!
Click here for more information.
Junior Experiment- DIY Burglar Alarm
Do you have brothers or sisters who go through your stuff? Well, you don’t have to worry anymore as Nick Junior Scientist from the Double Helix Club, shows how easy it is to make a burglar alarm that keeps your bedroom secure!
Click here for more information.
Junior Experiment- Make your own paper
You don't need big factories to recycle paper; it's so easy it can be done at home! Join Talia, a junior scientist with the CSIRO Double Helix Club, as she makes paper, from paper!
Click here for more information.
Junior Experiment- Make your own yoghurt
For something so healthy and tasty, yoghurt is surprisingly easy to make at home. Join Darci, Junior Scientist with the Double Helix Club to find out how!
Click here to find out more.
Junior Experiment- Osmosis
If saltwater sharks live in freshwater, too much water moves into their blood through osmosis, so what is osmosis? Join Nikita, a junior scientist with the Double Helix Club, as she shows not one, but two experiments to find out about this phenomenon.
Click here to find out more.
Junior Experiment – Glow Sticks
New Year wouldn't be the same if you didn't have a glow stick to wave around. But what is the science in glow sticks? Talia, a Junior Scientist from the CSIRO Double Helix Club shows us her favourite glow stick experiment and explains it all.
Click here to find out more.
Junior Experiment- Hula Hoops
Sir Isaac Newton's laws of motion can even be explained by using the humble hula hoop. Join Naomi, a junior scientist with the Double Helix Club, as she demonstrates how to make a hula hoop and describes the physics behind them.
Click here for more information.
Junior Experiment- Brine Shrimp
From egg to adult in just a month, a brine shrimp project is an awesome way to see animal reproduction in progress. Join Talia, a junior scientist with the Double Helix Club, and learn how to grow brine shrimp yourself!
Click here for more information.
Kids Experiment- Lolly Dome
How many books can you hold up with lollies? Darci from the Double Helix Club creates a structure out of lollies and proves just how strong a packet of jubes can be.
Click here for more information.
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Junior Experiment – Swimming Technique
Swimming is all about using your arms and legs, but which one gets us through the water faster? Nicholas, a Junior Scientist from the CSIRO Double Helix Club, shows us an experiment to find out the answer.
Click here to find out more.
Kids Experiment- Growing a Stalactite
Think you need thousands of years to grow a stalactite? Think again! Talia is a Junior Scientist with the Double Helix Club and she demonstrates how to make a cave formation in under a week!
Click here for more information.
Junior Experiment – Freezing Water
Everyone knows how to make ice: you freeze water. Ice is just the solid form of the chemical water, and it occurs at 0 °C. But most of the ice around is pure or fresh water ice. Watch Talia experiment with freezing sea water, with some surprising results.
Click here for more information.
Oxygen in the air Experiment
Join Junior Scientist Elizabeth in this oxygen packed experiment where she calculates the amount of oxygen in the air using oxidation.
Click here for more information.
Junior Experiment- Bounce Back
Sport is full of scientific concepts, and sports that use balls rely on two in particular; spin and friction. Using these two concepts Junior Scientist Nick demonstrates a ball bouncing experiment to trick your friends.
Click here to find out more.
Glow in the Dark Experiment
Have you been looking for an experiment you can do at night? Well Junior Scientist Will has an experiment that will literally glow in the dark!
Cick here for all the instructions.
Junior Experiment – Balloons
How many cool experiments can be done with the humble balloon? Nakita, a junior scientist with the CSIRO Double Helix Club says there are heaps! Join her as she shows you three of her favourites.
For more information click here.
Junior Experiment- Toothpaste
Cleaning your teeth is one of those things you have to do but Junior Scientist Bella shows you how to make it a little more interesting by creating your very own toothpaste from scratch.
Click here for more information.
Junior Experiment - Capturing a Spiders Web
Capturing spider; dangerous. Capturing spider webs; not so much. Nick from the Double Helix Science Club shows us how to make colourful geometric artwork from spider webs.
Click here for more information.
Junior Experiment- Indicator
How can you tell how acidic or basic something is? Junior Scientist Oscar shows us a very cool experiment using the spice turmeric.
Click here for all the information.
Junior Experiment - Sensitivity
Check out what part of your arm is the most sensitive! Join Nakita, a junior scientist with the CSIRO Double Helix Club as she shows us how to do a very simple experiment which can even tell us whether your fingertips are more sensitive than your toes!
Click here for more information.
Salinity Experiment
Even if you are far away from the ocean, you can still experiment with one of its most important elements- salt. Junior Scientist Maddie shows us a few different experiments including testing the density of salt water.
Click here for all the information.
DIY Insecticide
Slugs … bugs … and grubs can be a pest in your veggie garden but Junior Scientist Darci shows you how to create a home made insecticide.
Click here to find out more.
Dissection Experiment
Junior Scientists Frank dissects a pretty weird animal- a Moreton Bay Bug. With the help of an adult Frank is able to see exactly what is inside this strange creature.
Click here for all of the information.
Junior Experiment - Thaumatrophe
Animation is all about moving pictures but you don't need to be a great artist to be an animator. Nick from the Double Helix Club shows us how to make a really cool device that is just the very beginning of making moving pictures.
Click here for more information.
Junior Experiment - Worm Farm
Worms are one of nature's greatest recyclers - the champion composters! With just a few worms, a box, a tray, soil and scraps, Leah from the Double Helix Club shows you that building a backyard worm farm is easier than you think!
Click here for more information.
Rain in a jar Experiment
The weather outside might be impossible to control but Junior Scientist Will has discovered the trick to creating rain....in a jar.
Click here for the instructions.
Junior Experiment - Slime
Is slime a solid or a liquid? Join Nikita from the CSIRO Double Helix Club, as she shows you how to make your very own slime and test its properties.
Click here for more information.
Electroscope Experiment
To test aluminium’s electrical conductivity Junior Scientist, Phoebe, builds an electroscope. Using al-foil and creating some static electricity Phoebe has some very interesting results.
Click here for all the information.
Junior Experiment - Distillation
You can't set up your own refinery in your home, but you can experiment with distillation which is one of the processes used when extracting fossil fuels! Talia, from the Double Helix Science Club, experiments with distilling pure water from soft drink.
Click here for more information.
Cup Plane Experiment
Two foam cups don’t sound like much of a flying machine. But when junior scientist Elizabeth adds some sticky tape and rubber bands things start to take off!
Click here for all the instructions.
Junior Experiment - Oil from Plants
Oil for bio-fuels can be extracted from plants, but which plants produce the most oil? Adrian from the Double Helix Science Club shows us a simple experiment to find out which plant is the oiliest.
Click here for more information.
Kid Experiment- More hair
Hair is an important part of being a mammal and across all the mammal species, there are many different types of hair, with many different functions. Junior Scientist Zach goes on a Safari and points out the diversity of mammal hair.
Click here for more information.
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Kid Experiment - Coloured Words
Reading is not always as it seems! Nakita from the Double Helix Club shows you how you can trick your brain by doing these simple brain experiments.
For more information click here.
Junior Experiment- Exercise Test
If you wanted to improve your memory, would it be better to have a rest or run around the oval? Well, we visited Mr. Johnston's class at Milton State School and put it to the test, with some interesting results.
For all the information click here.
Junior Experiment - What is endangered?
You are so lucky to be human because you are not endangered! But what exactly is endangered? Cassie a Double Helix Science Member explains how scientists categorise animal species into Vulnerable, Endangered or Critically Endangered.
Click here for more information.
Extreme Milk Rainbow Experiment
The milk rainbow is a classic science demonstration, but students from Thebarton College take this experiment to the EXTREME! Trading up from a bowl to a small pool this milk rainbow experiment is extremely big!
Click here for all the information.
Junior Experiment - Making Soap
There is no need to buy pimple fighting soap! You can make your own soap from simple ingredients found around your home with Nikita from the Double Helix Science Club.
For more information click here.
Experiment: Flying Paper Ring
Who would have thought paper, sticky tape and scissors is all you would need to create a pretty cool flying ring. Junior Scientist Jess takes us through the steps and shows us a few of her designs.
Click here for instructions.
Experiment- Jelly and Fruit
Junior Scientist Maddie experiments with Jelly and Fruit with some pretty interesting results. The enzymes in pineapple affect the ability for the jelly to set, but will the results changed if tinned pineapple is used?
Click here for the instructions.
Junior Experiment - Building a Bridge
It's easy! Make your own simple beam bridge with Nakita from the Double Helix Science Club and test its load bearing capacity. You can even modify it to carry a larger load!
Click here for more information.
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Experiment- Tarnishing Silver
Usually the tarnishing process of silver happens over many years, but there is a way to speed up the process. Elizabeth shows us how to speed tarnish silver cutlery with a little help from different food items that are high in sulphur.
Click here for the instructions.
Junior Experiment - Water from Plants
Did you know that you can fill your water bottle using plants? Talia, a junior scientist from the Double Helix Club shows how you can get water from a tree!
Click here for more information.
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Deceptive Drinks Experiment
Emma and Henry from Oakleigh State School conduct an experiment with their classmates to see if the colour of a drink changes what we think we taste
Click here for all the details.
Junior Experiment - MP3's
How loud is too loud when listening to an MP 3 player? Softly turn on your MP3 player and join James and Marcus, school students as they explain their experiment that became a BHP Billiton Science Award Finalist.
For more information click here.
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Spot the difference: Crocs
You know to stay away from all of them when swimming, but how do you spot the difference between a saltwater and freshwater crocodile? Join junior scientist Bella at Currumbin Wildlife Sanctuary as she works out which croc is which.
For more information on how to spot the difference click here.
Junior Experiment - Straw Instrument
A straw is usually used for drinking, but what about making music? Talia, junior scientist from the Double Helix Science Club, demonstrates that all it takes to make your own instrument is a pair of scissors and a few straws.
To find out how click here.
Rockets Experiment
Junior scientist Tasmin, experiments with balloons to best harness the power of air to make a straight flying balloon rocket.
Junior Experiment - Build a Solar Viewer
The sun is a fascinating place that is constantly changing, but looking at it can be quite dangerous – unless you build your very own solar viewer! Talia, a junior scientist from the Double Helix Science Club, shows you how.
Click here to find out more.
Ant Lions Experiment
Ever wanted a lion as a pet? Well now you can! But this type of lion might be a little different to the one you are thinking of! Eleanor shows us where to find ant-lions in your own backwards. And unless you’re an ant, you should be safe!
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Terrarium
Have you ever wondered how to make your very own ecosystem in a plastic drink bottle? Nikita, a scientist from the Double Helix Science Club, shows us how to make a mini-ecosystem that includes micro-organisms!
Click here to find out more.
Strength Experiment
When you think of things that are strong, you generally don’t think of paper or aluminium cans. But Maddie puts these items to the test and finds out they are remarkably strong!
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Junior Experiment - Model of a Cell
What are the basic parts of an animal cell? Join Talia a scientist from the Double Helix Club as she demonstrates how to make a model of a cell using some very scrumptious ingredients!
Click here to find out more.
Dehydration Experiment
From sweet potato chips to a dried fruit salad – join Bonnie as she experiments with dehydrating different fruits and veggies to make some interesting and delicious snacks!
Junior Experiment - Salinity
Is too much salt bad for plants? Talia, a scientist from the Double Helix Science Club, grows radishes and varies the level of salinity for each plant to test what is best for optimum plant growth.
Click here to find out more.
Smell Test
Dr Rob rounds up some budding young scientists from Oakleigh State School and conducts a few aromatic tests to find out how quickly smells travel in air and which smells travel faster, or slower.
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Junior Experiment - Sherbet
Double Helix Junior Scientist, Talia shows us how to make sherbet at home!
Click here to find out more.
Water Balloon Experiment
Ever lost a water balloon fight? For some much needed tips, join junior scientist Jess as she puts water balloons to the test!
Junior Experiment – Galileo’s Falling Objects
Galileo challenged scientific theories about the speed of falling objects, that had been in place for hundreds of years. But don’t take our word for it – try this experiment and see for yourself!
Click here to find out more.
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Year of Chemistry Water Testing Experiment
The students from Centenary High School explain their part in a global experiment to test the PH level of different water sources.
Growing Bacteria Experiment
The students at the Australian Science and Maths school show you how to grow something really gross- your own bacteria!
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Junior Experiment – Bucky Ball
The oldest and most common ball in the universe isn’t a soccer, tennis, basket, or golf ball, it’s the nano-sized Bucky ball! Join Talia, our Double Helix Junior Scientist, as she shows how to make your very own model of this unique ball.
Click here to find out more.
Pheobe’s Natural Resources Experiment
Pheobe shows how to create your own natural resource by growing a fruit tree of your very own.
Junior Experiment – Bones
Our bones support us, help us to move, and protect our internal organs. They also need plenty of calcium to keep them strong, but what happens if they don’t get enough? Join our Double Helix Club Junior Scientist, Nikita, as she finds out!
Click here to find out how.
Spot the Difference- Monkeys or Apes
Bonnie heads to Adelaide Zoo to show us how to spot the difference between monkeys and apes. Log onto our website and use the Scope checklist to spot the difference yourself!
Click here for the PDF worksheet.
Junior Experiment – Crocodiles Stomach
Stones in your stomach don’t sound very nice, but for crocs it’s all part of the digestion process. Talia, our Double Helix Club Junior Scientist, does a simple experiment to show how a crocodile’s stomach stones work.
Click here to find out how.
Experiment- Urea
Bella experiments with the nitrogen compound, urea, and discovers how it can change the temperature of water.
Junior Experiment – Copper Refining
If you’ve ever wanted to do some mining, but didn’t have a gigantic truck handy, then this experiment is for you! Our Double Helix Club Junior Scientist, Nick Hasemann, shows us how to
Click here to find out how.
Experiment- Plant Salinity
Plants need water, but what sort of water? Maddie from Westminster Independent School investigates the difference between watering plants with fresh and saltwater.
Junior Experiment – Digestible Plastic Bags
Turtles can often mistake plastic bags floating in the ocean, for jelly fish. This mistake can be fatal because plastic bags are indigestible. So Rhianna Bull from Keebra State High School decided to find an alternative, the digestible plastic bag!
Click here to find out how.
Junior Experiment – The Doppler Affect
The sound of a siren is pretty common during emergencies, but why does the siren noise change as the vehicle passes you by? Our Junior Scientist Lindsay investigates and finds out it’s all because of something called The Doppler Effect.
Junior Experiment - SETI
Have you ever looked into the sky and wondered, are we alone? Double Helix Club Member Paige shows us how we can use our computers at home to join the search!
Click here to find out how.
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Junior Experiment – Low Gear/High Gear
Double Helix Club member, Nicholas Hasemann, checks out whether it’s best to have a high gear or low gear if you want to clock the best times when go-karting!
Click here to find out more.
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Junior Experiment – Hair Strength
Humans are obsessed with the hair on our heads; the colour, the length, the style and ... the strength... are blondes stronger than browns? Our Junior Scientist Tasmin comes up with an experiment to test the strength of human hair.
Junior Experiment- Ape Movement
When you give both apes and humans the chance to play, the similarities are pretty obvious. Join our Double Helix Junior Scientist Talia, to explore movement in apes and humans.
Click here to find out more.
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Junior Experiment – Activated Carbon
Carbon is an incredibly versatile element, so imagine what it can do when it’s activated! Our Junior Scientist Phoebe investigates, with her experiment finding some very colourful results.
Junior Experiment- Bacteria Battery
Hironori and Courtenay explain how they made their very own Bacteria Battery and explain how Bacteria put in the right conditions can produce electricity.
To find out how click here.
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Plastic Bag Rope Experiment
Plastic bags aren’t particularly known for their strength. In this experiment, however, Julia manages to recycle some old plastic bags to create a surprisingly strong rope, using only a pair of scissors and the power of science!
Click here for the PDF.
Experiment - Sherbet
Double Helix Junior Scientist, Talia Di Giulio shows us how to make our own sherbet at home!
To find out how click here.
Dominant Eye Experiment
Just like being left or right-handed, we also have a dominant eye. Jess and her Centenary State High School friends help test and explain which of our eyes are dominant, and how this affects us when we play sport.
How to make a Snowflake
Never seen a snow flake? Well, you can make you own at home!
To find out how to Click Here.
Paper Planes
You’ve probably made a paper plane or two in your time, but Julia takes things one step further with a fun experiment you can try at home! All you’ll need is some paper, a tape measure and your throwing arm!
Water Purifier
You can purify your own water at home by just using a few household items! Join Double Helix Junior Scientist Samantha Hird as she shows us how it’s done!
To find out how click here.
Balance Class Experiment
Competitions between boys and girls have taken place for centuries. With this experiment Dr. Rob and Julia attempt to finally discover who is better - better at balancing that is. Click on the PDF below to see how you can do it at home.
Speed of Light
Find out how Talia used cheese and a microwave to measure the speed of light in a kitchen
To find out how click here.
Frog Friendly Garden
Join our Double Helix Junior Scientist Nicholas Hasemann as he shows us how to make your garden, frog friendly!
To find out how click here
Lava Lamp
Join our Double Helix Junior Scientist Talia Di Giulio as she shows us how to use buoyancy to make your own lava lamp!
For instructions please click here
Experiment - Making Yoghurt
For something so healthy and tasty, yoghurt is surprisingly easy to make at home. Join Darci, Junior Scientist with the Double Helix Club to find out how!
Please click here for instructions.
Experiment - Bouncing Balls
Join our Double Helix Junior Scientist Talia Di Giulio as she shows us how all balls drop to the ground at the same speed, regardless of their weight!
Please click here for instructions
Storm in a Bottle - Click here to watch
A storm is very dangerous, unless you make one at home in a bottle! Talia is a Junior Scientist with the Double Helix Club and she demonstrates how to make your very own natural disaster.
Make Fake Vomit - Click here to watch
Learn how to make your own fake vomit with our Double Helix Junior Scientist Talia Di Giulio!
Please click here for instructions.
Dissolving Sugar - Click here to watch
Before a medicine can be absorbed and used by the body it firstly has to dissolve, but how, where and when? Leah is a Junior Scientist with the Double Helix Club and she experiments with rates of dissolving using different types of sugar.
Build a Vivarium - Click here to watch
Join our Double Helix Junior Scientist Amy Austin and find out all you’ll need to know about having a reptile as a pet!
Please click here for instructions.
Lures - Click here to watch
One of the most important pieces of fishing equipment is the lure. But what is a lure, why are they used and how does it work? Join Nick, Junior Scientist with the Double Helix Club, as he reveals everything you need to know about lures.
Chicken Wing Dissection - Click here to watch
Join our Double Helix Club Junior Scientist Mac Stafford-Smith as he dissects a chicken wing and finds out how muscles work!
Please click here for instructions.
Warming up and Cooling down - Click here to watch
You don't have to be an elite athlete to warm up and cool down, even kids playing weekend sport should do it. But why? And how? Join Nick, Junior Scientists with the Double Helix Club, as he demonstrates what everyone should do before and after exercising
Pleaseclick here for instructions.
Measure a Human Hair - click here to watch
We all know hair is pretty thin, but have you ever thought how thin? India, our Double Helix Club Junior Scientist, shows us how to measure the diameter of hair using lasers!
Please click here for instructions
Steam Boat - click here to watch
From steam-powered trains to steam-powered boats! Join Nick, Junior Scientist for the Double Helix Club, as he cuts, sticks, and hammers to make a boat that moves using the power of steam.
Please click here for instructions
Pet Check - click here to watch
So, now you’ve seen what a Vet does, Mac, our Double Helix Club junior scientist, shows us what’s involved in looking after a pet at home!
Please click here for instructions
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Making Butter - click here to watch
Butter comes from cows… but cows don't make butter, cows make milk. So how do we get butter? Join Naomi, Junior Scientist with the Double Helix Club, as she explains how to make butter in your own home!
Please click here for instructions
Invisible Ink - click here to watch
Our Double Helix Club Junior Scientist, Talia, shows you how to send secret messages to your friends using invisible ink!
Please click here for instructions
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Make-Your-Own Paper - click here to watch
You don't need big factories to recycle paper; it's so easy it can be done at home! Join Talia, a junior scientist with the CSIRO Double Helix Club, as she makes paper, from paper!
Please click here for instructions
Solar Barbecue - click here to watch
If there’s one thing that there is plenty of in the Outback it’s sunrays! Our Double Helix Club Junior Scientist, Mac, shows how you can use the sun to fire up your next BBQ!
Please click here for instructions
Osmosis Experiment - click here to watch
If saltwater sharks live in freshwater, too much water moves into their blood through osmosis, so what is osmosis? Join Nikita, a junior scientist with the Double Helix Club, as she shows not one, but two experiments to find out about this phenomenon.
Please click here for instructions
Tie-Dye Experiment - click here to watch
Clothes would be pretty boring if they were all the same colour. Luckily, scientists came up with ways to colour clothes using dye. Talia, our Double Helix Club junior scientists shows how you too can practise the ancient art of tie dying.
Please click here for instructions
Hula Hoops Experiment - click here to watch
Sir Isaac Newton's laws of motion can even be explained by using the humble hula hoop. Join Naomi, a junior scientist with the Double Helix Club, as she demonstrates how to make a hula hoop and describes the physics behind them!
Please click here for instructions
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Gingerbread Tree
A great Christmas tradition is eating yummy food, so Julia decided to experiment on just that! She not only bakes and creates a fabulous Christmas tree out of gingerbread, but experiments on it too!
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Milk to Glue Experiment
Glue is often an important ingredient when it comes to making things, but did you know you can make glue at home – from milk! Julia gets herself into a sticky situation to show you how!
Electric Engine
While the engines you might be familiar with are pretty complicated, Julia knows of a simple, electric engine you can make at home! Grab a battery and some paper clips and join Julia to get your motor running!
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Floating Ping Pong Ball - click here to watch
Julia has two experiments which you can easily do at home. The ping pong ball and hair dryer experiment has to be seen to be believed!
Phone Book Pull - click here to watch
In this really simple but effective experiment, Julia uses two phone books to prove just how strong the force of friction can be even if the material is as flimsy as phone book paper
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CO2 in the Sea
Julia dives into the ocean in this sea-rious experiment! She tests the effects of warming temperatures on the ocean and find out how rising acid levels will affect the surrounding climate and the creatures that live in the sea.
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Mars Soil - click here to watch
Julia shows us how you can study the surface of Mars without having to travel there in a rocket!
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Solar Ice Cubes
In this experiment, Julia keeps cool by measuring the melting speed of ice cubes using different coloured paper. And while she’s at it, she gives Dr Rob some pretty handy fashion tips.
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Rubber Band Rocket
What DIY science episode would be complete without making a rocket! Get ready to blast off as Julia shows us how to make a rocket powered by a rubber band.
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Underwater Volcano
Did you know that volcanos not only occur on land but underwater the water as well? Currently there are over 5000 active volcanoes underwater and today Julia will show you how to make your very own with a few things from around the house.
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Sherbet
We're big fans of two very important science experiment ingredients: vinegar and bicarbonate soda. We've used it to launched rockets, blown up balloons & we've made a speed boat, but did you know you can make edible sherbet? Well Julia will show you how!
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Lemon Battery
Batteries come in a variety of shapes and sizes but have you ever seen one in the shape of a lemon? Mit our junior scientist from the Australian Science & Maths School will demonstrate how different fruits can produce enough energy to power a light.
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Pendulum
Many things swing and today Maddy and Genna from the Australian Science & Maths School show us some swinging science experiments you can do with a pendulum.
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Air Cannon - to watch click here
Dr Rob is always dabbling in crazy science experiments in his lab, most of the time you certainly shouldn't try them at home. However today Dr Rob experiments with an air cannon, which is definitely something you can have a shot at!
Musical Balloons
Become a pro at making and playing your own instrument in this rocking experiment! Julia uses balloons, tubes, and rubber gloves to find out how size and shape can change the groovy sounds instruments make.
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Archimedes' Screw - click here to watch
You might think that it's a fact of life that water flows down hill, but there is a way to make it flow up hill and Julia shows you how.
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Sink or Float
Sink or float! Julia tests out her theory of buoyancy using a bucket of water and some house hold objects
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Weightless Water
We know that swimming in a pool or body of water can make us feel somewhat weightless, but how do you make the water itself weightless? Once again Julia can show us, using the power of gravity and Styrofoam cups.
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Plant Life Cycle - Click here to watch
From little things big things grow. In the process of planting and growing tomatoes seeds, Julia explains the basic lifecycle of a plant and how you can create your own home-grown tomatoes.
Sauce Bottle Rockets
Rockets are traditionally expensive and dangerous things. Once again, however, Julia has been her resourceful self and in this experiment shows us how to create and launch our very own rockets using the power of air!
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Solar Oven - click here to watch
Julia cooks a delicious toasted cheese sandwich using the powers of the sun. Her experiment details how you can make a solar cooker from just a pizza box, some alfoil and a valuable natural resource: sunlight
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Grass Heads - click here to watch
Have you ever heard the saying 'It's like watching grass grow'? Julia's here to prove that there's nothing boring about watching grass grow. She creates some fun new friends from a pair of stockings, soil, sunlight and the occasional haircut.
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Mouse Trap Car - click here to watch
Mouse traps are handy when you need to catch a mouse, but surprisingly they are also incredibly useful when you want to make a toy car, so join Julia as she shows you how.
Magic Chocolate
If there’s one thing better than science, it’s chocolate. Enough said? Well in this experiment Julia has found a way to combine both our loves by showing us how to make a chocolaty scientific treat!
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Wind Turbines
Pinwheels are fun and colourful! In this experiment, Julia gets in a spin as she discovers pinwheels are just like miniature wind turbines, and attempts to find out which materials make the best one
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Squid Dissection - click here to watch
Julia learns more about Squids, but not by reading a book or going on the internet! She gets up close and personal as she demonstrates how to dissect a squid!
Egg Drop - Click here to watch
Egg cartons are considered one of the best ways to keep your eggs safe. In the name of science Julia creates three new contraptions, designed to protect eggs when dropped from a height, to see which one works best.
Decomposing Experiment
Julia gets her hands dirty and buries some rubbish, all in the name of science of course! She experiments with different types of rubbish to work out how things decompose and whether they all decompose the same way.
Model Solar System - Click here to watch
It's pretty difficult to comprehend exactly how big our Solar System really is, unless of course you create a scale model of it just like Julia's.
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Optical Illusions
You might think that you can trust your sight, but Julia shows you how easy it is to trick your eyes and your brain! She makes some simple and not-so-simple optical illusions that you can try at home!
Natural Dyes - click here to watch
Without all the dyes and pigments that are used today, our lives would be a very dull place, so Julia will show you how you can use some everyday ingredients to brighten up your wardrobe.
Instant Freeze - click here to watch
There is only one thing better than a cold drink on a hot day and that is, Julia using some cool science to instantly freeze a drink simply by twisting the cap.
Pi from Pie - click here to watch
Julia circles one of the fundamentals of mathematics – how to calculate pi, by using a pie! Mathematicians all over the world use this very handy and very amazing number in geometry – and in this story we’ll find out how!
Siphon - click here to watch
Julia plumbs the depths of science in this gravity defying experiment! After explaining the science that goes on in that most important of rooms – the bathroom – she demonstrates how a siphon keeps your toilet flushing!
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Door Bell - Click here to watch
Lots of houses have a doorbell at the front door. But wouldn't it be cool to have one on your bedroom door. Julia shows us how to make one using a simple electrical circuit.
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Compass - click here to watch
Dr Rob has given Julia a mission and it involves a map with an X as well as a compass. So follow Julia as she navigates to X marks the spot.
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Climbing Water - click here to watch
Doesn’t water always travel downstream, following the path of least resistance? Julia show us how to defy gravity and make water climb in this hot and cold experiment
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Shrinking Plastic - click here to watch
If you've ever dried your jeans in a dryer, you'll know that things that are small don't always start off that way. And Julia looks into the science of this, by shrinking different recycling items in an oven.
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Dog Intelligence - click here to watch
As with humans, there are smart dogs, and there are not-so-smart dogs. But how can you tell where your dog rates on the intelligence scale? Julia will show you a series of tests you can do with your dog to find out.
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Floating Fruit - click here to watch
Julia investigates some strange properties of fruit in this floating experiment. She investigates which fruits float and which fruits don’t, and experiments on how to change that.
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Fake Diarrhoea - click here to watch
Out of all our bodily functions poo is pretty gross and diarrhoea is even worse! Even grosser than that is Diarrhoea that you can eat, and Julia will show you how to make some that you can get stuck into.
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Edible Rocks
Trust Julia to make the Earth delicious! She explains the different types of rocks and shows us how to make one – a sedimentary, edible rock.
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Ink Tea - click here to watch
Julia tests her creative skills out with a spot of painting, but first she uses some chemical reactions to make her very own ink.
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Magnetic Pendulum
In this swinging experiment, Julia makes a pendulum! This is basically a weight at the end of a string or rod, which is attached to a stationary pivot, and swings in an arc. So how will adding magnets change the swing?
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Rubber Band Powered Boat - click here to watch
Who would have thought you could power a boat with a simple rubber band? Well Julia did, and she will show you how to make your very own rubber band powered boat!
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Citronella Candle
Julia shows you how to make a special, fragrant candle to keep stinging insects away, using a natural product which comes from the leaves and stems of citronella grass.
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Rock Hunt - click here to watch
Standing on the third rock from the sun, Earth, Julia searches through the many types of rocks, explaining the basics of geology on the way.
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Periscope
Julia shows you how to make a cool periscope, using some old mirrors, some empty milk cartons and a few other bits and pieces.
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Australian Animals Facts
Julia measures up some Australian animals and explores some fascinating facts about some Aussie record-breakers!
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Plants to Dye For - click here to watch
Julia is dyeing to show you her flower colour changing experiment. All you need is some flowers, food dye and some cups of water. Try this at home!
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Static Electricity - click here to watch
Julia uses the science of static electricity to power a light – using just her hair! Grab some balloons, gelatine and a fluorescent tube and follow Julia into the dark for some hair-raising fun.
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Amplification - click here to watch
You can make some pretty interesting sounds with household objects, but some of them are barely noticeable at first! Julia experiments with buckets, coat hangers and a table (among other things) to make some tiny sounds loud!
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Simple Machines - click here to watch
All factories use complex machinery to help get the job done, and most of these are based around 6 different types of simple machines that Julia will investigate.
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Snake Terrarium - click here to watch
You may have heard of terrariums for plants, but did you know they are also terrific homes for pet snakes? Julia visits Seamus from Toasted TV to help him through the steps of making a terrarium for his pet snake Nancy.
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Marshmallows - click here to watch
Everyone loves to eat marshmallows, but have you ever made your own? Julia will show you how...and of course there's plenty of science involved!
Pizza Fungi - click here to watch
It might seem strange, but one of the best ways to explain fungi is by making a pizza! Julia explains how the yeast – a fungus – in the pizza base makes the dough light and fluffy. Plus...the cheese and mushrooms on top are also fungi!
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Toffee Amber Fossils - click here to watch
Fossils are the preserved remains of animals, plants, and other organisms that once lived. Julia will show you how to make your very own amber fossils by preserving some leaves and flowers in toffee!
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Human Legs - click here to watch
Julia shows us an experiment where all you need is yourself! It's easy to take your legs for granted, but Julia takes a closer look at just how amazing human legs really are.
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Superglue Fingerprints - click here to watch
The most well known technique for finding fingerprints at a crime scene is through dusting, and Julia will show you another technique used that involves super glue.
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Möbius Strip - click here to watch
In this experiment Julia does the impossible – she makes a piece of paper with only one side! She experiments with topology to show us how it is possible, and makes some pretty cool shapes along the way.
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Balloon Rocket - click here to watch
Where would physics be without Newton's third law of motion? It helps to get rockets and aeroplanes up in the air and Julia will show you how the same law applies when making a balloon rocket.
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Crab Dissection - click here to watch
Julia isn't afraid to get her hands dirty as she dives into the world of crab shells! She takes us through the anatomy of a sand crab, both externally and internally, and shows us how to identify their organs.
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Telescope - click here to watch
Telescopes are used for looking at things really far away and Julia will show you how to make your very own using a torch, masking tape, a piece of paper and some lenses.
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Mexican Jumping Bean - click here to watch
Julia shows us a simple experiment that seems impossible . . . until she explains the science! She uses a Mexican insect as inspiration and builds herself a bean that jumps!
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Chocolate Chip Biscuits - click here to watch
We all love to eat bickies, but who would have known that making a batch would involve so much measuring. Well Julia explores the world of cooking and the types of measurement involved.
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Cleaning Silver - click here to watch
Silver is shiny and pretty but with time it can get a little dull – but don't worry, Julia will explain how to get your silver looking good as new! She explains the chemical reactions that tarnish the silver and how you can use chemistry to clean it.
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Zoetrope - click here to watch
Have you ever wanted to make a movie? Well Julia shows you how without a camera in sight.
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Insect Repellant - click here to watch
Julia proves that you don't need fancy equipment to make a working laboratory! She uses gear from around the campsite to extract oil from eucalyptus leaves and makes her very own insect repellent.
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Accelerometer - click here to watch
When something is moving it can usually speed up or slow down. Well Julia shows you how to make your very own accelerometer that allows you to detect acceleration and deceleration in a moving object.
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Glider and Tea-bag Rocket - click here to watch
Most people know how to make a paper plane, but what about a glider? Well Julia shows you how to make one using drinking straws, along with a flying teabag using hot air.
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Sand - click here to watch
Julia finds out that not all sand is created equally! She explores the beach by moving from the dunes to the breaking waves, and leaves no grain unturned to experiment with the science of sand.
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Bouncing Balls - click here to watch
What makes a ball bounce? Lots of sports use a ball; some sports even rely on them bouncing. Julia investigates the science involved in bouncing balls.
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Can Telephone and Hydrophone - click here to watch
Did you ever think it would be possible to make a phone that could be used underwater? Well Julia will show you how to make a hydrophone that will allow you to do just that.
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Spiral Art - click here to watch
Julia proves that anyone can be an artist and a scientist at the same time! She shows us how to make a beautiful spiral sculpture with a scientific twist.
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Jitterbug - click here to watch
To celebrate all things that creep and crawl, Julia shows you how to make your very own jitterbug with a few old toothbrushes, blu-tac, a 3V watch battery, a small electric motor and some stuff to decorate it with.
Remote Controlled Car - click here to watch
We know what makes a remote controlled car go, but what makes one stop? Julia grabs the steering wheel and switches gears to find out what can stop a remote controlled car in its tracks.
Chromatography - click here to watch
A black pen looks black when you write with it, but it is actually made up of many different colours. Julia uses a cool technique called 'Chromatography' to see the different colours that combine together to make the one colour.
Spinning Paper and Cans - click here to watch
Everyone knows that a spinning top spins, that's its job in the world, to spin. Julia will show you a few other things you can make spin that you might not have thought about, like; paper and cans.
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Stringy Ice - click here to watch
Julia gets the low-down on the solid and liquid forms of H20. She experiments with ice, salt, and water with some surprising results – all in the comfort of her kitchen!
Pop-top Bottle Rocket - click here to watch
Bicarb and Vinegar, the two staple ingredients every young scientist should have. Using these two ingredients and a pop top bottle, Julia will show you how to make a launching rocket.
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Backyard Biodiversity - click here to watch
Julia gets out her magnifying glass and puts on her detective hat to solve the mystery of how many types of ants live in her backyard.