Weblinks
for Science Revision
Learn.co.uk Good interactive revision (Guardian Newspaper, needs subscription and password, 2-week free trial available)
Bitesize Excellent revision activities (BBC schools, free access)
Webschool Physics revision quizzes (North Chadderton
School Oldham, near
Science
Active Good Chemistry revision
Oxford University of Natural History 
Excellent modern site for
learning and testing yourself.
Natural History Museum, London
http://www.illiquation.com/teach/ks3links.php List of KS3 resources
Due
to the fast changing nature of the Internet and the frequent internal
restructuring of sites we are now giving links to the menus of excellent
revision sites.
Find the topic you are studying on the menu.
Access the revision material first and then try some
tests.
When you have finished use the explorer ‘back’ key to
find your way back to the topic you are studying.