These links may help you with some of your DT work
Please remember that the internet is only one research tool.
BOOKS, MAGAZINES, LIBRARIES and REAL PEOPLE are all an excellent source of information.
Please recommend other sites to the staff.
Information
Revision Past Papers
http://www.bbc.co.uk/schools/gcsebitesize/design/
http://www.design-technology.info/revisionguides
http://www.design-technology.org/