It may be appropriate at this stage to compare reversible (physical) changes with irreversible (chemical) changes. Review the following animation and fact sheet. Chemistry in the kitchen; celebrity ...

Practise your skills with these exam-style combined science questions based on GCSE past papers. Or take our combined science topics exam practice quiz which lets you choose the topic you want to ...

Introduce the topic of seeds and germination with the following video clips: Working in small groups, ask pupils to decide what seeds need to start growing. They may wish to watch the video clips a ...