Math puzzles and games /by Michael Holt. A collection of old and new problems, puzzles, games, and diversions based on probability, geometry, number patterns, magic squares, and the laws of physics. Table of Contents: Introduction VII 1. Number Problems 1 2. Number Patterns 21 3. Magic and Party Tricks with Numbers 31 4. Magic Squares and Sliding-Block Puzzles 41 5. Illusions 49 6. Dominoes and Dice 75 7. Physics Puzzles 83