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.

In this issue: A density teaching idea, Primary Science Quality Mark, transition advice and ideas, colour and using a colour wheel.

If you can't find the answer you're looking for here then you might want to give our helpline a call on 01895 251496 or via our online helpline form.