HeadSqueezer Huw James has a go at creating an exothermic reaction?
Endothermic and Exothermic reactions:
Elephant Toothpaste: http://chemistry.about.com/od/chemistrydemonstrations/a/elephanttooth.htm
The Bloodhound Project:
Elephants actually brush their teeth?
What you need:
1 litre plastic bottle
Hydrogen peroxide solution
Sit the plastic bottle in the glass bowl
Put on your rubber gloves
Pour some hydrogen peroxide solution to the bottle
Add a little bit of washing detergent
Add some food colouring
Add some yeast
Give the bottle a shake
IMPORTANT: If you are doing this experiment please follow the instructions carefully
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Our resident science demo thrill-seekers will give the YouTube audience their big science treat each week with an experiment where you can find out how to make food dance, power a light bulb with household objects and create mega smoke rings!