When learning to drive there are a number of essential books and DVDs to buy to help you with both theory and practical test as well as to help you with essential life skill of safe driving.
Official DVSA Guide to Driving: The Essential Skills (latest edition) Very good book about driving. Packed with fantastic driving advice for learners, professional drivers and instructors.
The Official Highway Code Good reference book to have.
Driving Test Success All Tests (PC - latest edition) DVD for your PC to practice all the questions in the theory test and also hazard perception test.