Ossicones and oxygen

Making butter

Making slime with PVA glue

Chemical reaction lava lamp

Colour changing poinsettia

Fizzing leftover lemon

Two-coloured invisible ink

Making the bath fizzy

Extinguishing fire

Making malachite on copper coins

Turmeric and invisible ink

Fizzes and bangs

Frozen red cabbage indicator

Cleaning two pence coins

Cleaning up colourful milk

From picking fruit to eating jam

Chromatography with felt tips is too difficult and too slow!

Colour and chemistry with red cabbage