An activity where children make a medium size rocket powered by vinegar and bicarbonate of soda, which they can watch being launched by an adult.

This practical offers a safe, controlled and clean method for children to enjoy this reaction, whilst clearly being able to observe/identify the reactants and products.

An activity where children observe a non-reversible reactions leading to a change of a material.

A teacher demonstration about density, floating and sinking that uses carbon dixoide gas and air, rather than solids and liquids.