BBC Science
Covers a whole range of science subjects, including birds and beasts, climate change, cloning, robots, space, genetics.
http://www.bbc.co.uk/sn/
Chem4kids
Everything you want to know about Chemistry, includes matter, atoms, elements, reactions, biochemistry and the periodic table.
http://www.chem4kids.com/index.html
Chemistry
Comprehensive site covering chemistry topics for GCSE.
http://www.gcsescience.com/content.htm
Energy Resources - Renewable
Lots of info for double science GCSE. Click on Solar, Wind, Tidal, Hydro or Wave power ect. Each section has a summary and a quiz.
http://www.darvill.clara.net/altenerg/index.htm
Flick's adventures
Click on 'Welcome to adventures - Science' to follow Flick and his friends as they find out about friction and forces. For Yrs 3 and 4
http://www.bbc.co.uk/schools/digger/7_9entry/7_9.shtml
Golems Universal Constructor
An amazing website that lets you 'build' anything, from spaceships to robots to calculators, and then get them moving. Battle them or race them, it's your choice!
http://golemgame.com/
Periodic Table of the Elements
Clear descriptions of all the elements. Click on the individual names for details of history, properties, uses and associated compounds. Contains American spelling.
http://periodic.lanl.gov
Physics
Comprehensive coverage in a simple format for all aspects of GCSE physics.
http://www.gcsephysics.com/pcontent.htm
World Wildlife Fund Environmental Footprint Calculator
Find out your environmental footprint with this simple tool from the WWF.
https://footprint.wwf.org.uk/#/