- 100 Ways to Supercharge Your Metabolism: Get Your Body to Burn More Fat and Calories--Safely, Easily, and Effectively
- Space Exploration For Dummies (For Dummies (Math & Science))
- Astrophysics For Dummies
- 101 Things You Didn't Know About Da Vinci: The Secrets of the World's Most Eccentric and Innovative Genius Revealed
- The Everything Astronomy Book (Everything (Reference))