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Experiments
Try some of these experiments that you can do at home with household ingredients....
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Bouncing sultanas
Sultanas and raisins bob up and down in any fizzy drink Ingredients and equipment...
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Elephant toothpaste
This is definitely not for cleaning your teeth! But this cool experiment fizzes beautifully....
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Constant colour change
This is great fun – keep adding different ingredients to see the colours change....
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Blue bottle vanishes
Shake the bottle and it turns blue. Leave it and the blue colour disappears....
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Artificial berries
Make your own artificial fruit from seaweed extract and milk. Berry-like blobs appear in...
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Indicator paper
You could make a really striking image using the techniques in this experiment. Ingredients...
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Test the strength
Which acids are the strongest? Let’s run a strength competition to find out! Ingredients...
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Tannin in tea
Who would have thought a cup of tea could take the iron out of...
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Sticky cups
Use air pressure to make two cups stick together. This experiment creates a vacuum....
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Set fire to steel
I bet you thought that metals like steel couldn’t burn. Think again! Ingredients and...
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Separating colours
Experiment with this technique to make different patterns and colours. Ingredients and equipment that...
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Eat your greens!
This is a great experiment to show that hot water is lighter than cold!...
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Cellulose fibres
This very simple experiment demonstrates the long, snake-like fibres in newspaper. Ingredients and equipment...
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Secret message
What secret message might you write to your friends in this cool experiment? Ingredients...
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Saltricity!
Light up a bulb – and your scientific knowledge – with this illuminating test....
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Particle disco
This is a beautiful experiment. Try it a few times to get different patterns/effects...
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Make water vanish
If you’ve seen me do the three cup trick, this is how it’s done....
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Make an indicator
Quite a few experiments use indicators, so this is a good thing to know!...
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Liquids to solid
In this experiment, we’ll mix two clear liquids and get a solid. Ingredients and...
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Make a hard plastic
Why not have a go at making one of the first plastics ever made...
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Invisible glass
This experiment has a cool effect, with the glass rod appearing to disappear. Ingredients...
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Heavy sugar
This experiment tests whether sugar is heavier than artificial sweeteners Ingredients and equipment that...
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Forged cheque
Which pen was used to make the forgery? Find out in this experiment! Ingredients...
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Do a neutralisation
An experiment to show acids and alkalines as different colours. Ingredients and equipment that...
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Denaturing protein
Curdle milk in this experiment to see protein molecules form. Ingredients and equipment that...
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Sinking sachet
Squeeze the bottle and enjoy watching the sachet floating and sinking. Ingredients and equipment...
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Turmeric indicator
Chemistry gives you another great colour change. The bright yellow spice turmeric changes from...
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Different dissolving
With this experiment you can wow your friends as polystyrene appears to disappear! Ingredients...
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Anti-gravity bottle
Check out how pressure holds water into this bottle, even when it has holes...
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The lardberg
Because an iceberg floats in water, will frozen olive oil float in regular olive...
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Biscuit bashing
What happens when you make solids smaller and smaller and smaller? Ingredients and equipment...
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Liquid layers
Some liquids can float on top of others! Check this out in this experiment....
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See hot water rise
This great experiment to show how hot water is lighter than cold water! Ingredients...
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Making carbon
Flames need oxygen just like us. Stop a flame getting oxygen, and watch how...
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A cool lava lamp
Watch coloured bubbles bobbing up and down with this neat homemade lava lamp. Ingredients...
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Water Ping Pong
Are you brave enough to hold this bottle of water directly over your head...
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Floating Satsuma
Peel a satsuma and watch it sink without its water wings Ingredients and equipment...
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Fire Extinguisher
You can’t see what’s happening, but it puts out a fire! Ingredients and equipment...
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Freaky hand
Freaky Hand demonstrates that gases expand. Stand back in case it pops! Ingredients and...
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