Use carbon dioxide gas to make a rocket fly!
Squidy is a good role model. Sometimes he's up and sometimes he's down, but he always has a smile on his face.
Stressed? This slime is better than any stress ball.
A colourful melody, a concerto in B... or is it C?
Create an explosive fountain of foam and carbon dioxide gas by mixing sodium bicarbonate and vinegar.
What do you get when you cross a battery, a balloon and some steel wool? An explosion of rubber, of course!
Dreaming of a white Christmas? Use Epsom salt and water to grow your own "snowflake" decoration and observe how crystals form.
Once you pop, we’ll show you how to stop.
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