The only book you need to score 5 on AP physics I exam. Precise But Detailed Content Knowledge -All the facts that you need to be familiar with are listed straight to the point -More content than most AP Physics I books on the market. This book covers all the material needed for the AP Physics I test. -1500+ Practice Problems and Ten Mock Tests -This book provides over 1500 practice problems to reinforce your understanding of the material and to pinpoint areas that you need improvement on. -10 mock tests are included, which is more than any other AP Physics I workbook available.