http://www.dsa.gov.uk     Book or change your theory or practical test here.    

http://www.passplus.org.uk/index.asp     You can check out Pass Plus here.

www.edrivingsolutions.com  - Preview the e.learning material available for your theory and practical  tests

http://www.learnerstuff.co.uk  - Access to really useful learner stuff including theory test material. 

www.goinstructor.co.uk   - Find really useful stuff here!

www.imagitechlearning.co.uk/index_imagitech.aspx    - Driving Test Success Theory and Hazard Perception training