31st January 2017

Alka-Seltzer Rockets

This morning Yr.6 caused a chemical reaction by mixing Alka-Seltzer tablets and water, this reaction creates carbon dioxide.  They put the tablets into a sealed film canister and found that the pressure build up caused the canisters to fire up into the air like a rocket.  The children worked in pairs to create the right Continue reading

Elephant Toothpaste!

As part of our work on reversible and irreversible reactions, year six created elephant toothpaste.  They used a catalyst to speed up a chemical reaction.  This experiment is called elephant toothpaste as it creates a foam which looks like toothpaste but on the scale of an elephant!

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