A practical activity where children are able to observe melting.

This document gives advice on a variety of simple, safe methods that can be used by children to heat substances.

In this issues: Spinning spirals, a progression in heating and burning, making a fire extinguisher, The Great Fire of London.

This terms articles include tips on making your own sherbet, growing microorganisms, chemical suppliers, teaching states of matter and advice about keeping bees in schools.