This free lesson plan is full of everyday activities that teach KS2 pupils about solubility while also teaching them ...

Substances can exist in three states of matter - solid, liquid and gas. Substances can change states. To change the state of a substance energy must be transferred to, or from, the substance.

Dry ice isn't like the normal ice you put into drinks you know? This is a solid form of carbon dioxide and it has a surface temperature of minus 78 degrees Celsius. JOE:Minus 78, that's chilly!