Here is a website containing resources for teachers, produced by teachers…
http://www.teachitscience.co.uk/ks4-science
Also, here is a direct link to our own resources for KS4 Science
http://www.webucate.org/ourgallery/index.php?cat=35
and Dr.Overy’s KS4 Science (Moodle) website:
http://www.e-teach.org/science/
and the knowledgebase http://globalmatters.org/topics/index.php?CategoryID=11