Website for Planet Science (the organisation formerly known as Science Year) with lots of activities, information and resources
Lots of resources on renewable energy and climate change.
This site has templates so that you can create and save online puzzles and games on any topic. It also has a database of previously created activities
Science resources from ASE, mostly A level and KS4.
Website includes teaching resources (KS3, KS4, mostly chemistry and physics)
Lesson ideas to download from this publication – various levels and subjects including how science works.