Acknowledgments.

1. Let’s Get Cooking: A Variety of Mathematical Ingredients.

2. The Green Chicken Contest.

3. The Josephus Problem: Please Choose Me Last.

4. Nim and Wythoff’s Game: Or How to Get Others to Pay Your Bar Bill.

5. Mersenne Primes, Perfect Numbers, and Amicable Pairs.

6. The Harmonic Series . . . and Less.

7. Fermat Primes, the Chinese Remainder Theorem, and Lattice Points.

8. Tic-Tac-Toe, Magic Squares, and Latin Squares.

9. Mathematical Variations on Rolling Dice.

10. Pizza Slicing, Map Coloring, Pointillism, and Jack-in-the-Box.

11. Episodes in the Calculation of Pi.

12. A Sextet of Scintillating Problems.

13. Primality Testing Below a Quadrillion.

14. Erdös Number Zero.

15. Choosing Stamps to Mail a Letter, Let Me Count the Ways.

16. Pascal Potpourri.

Appendix: Comments and Solutions to Problems Worth Considering.

Bibliography.

Index.