Martin Gardner, "Perplexing Puzzles and Tantalizing Teasers (Math & Logic Puzzles)"
English | 1988 | ISBN: 0486256375 | 224 pages | Djvu | 3 MB
English | 1988 | ISBN: 0486256375 | 224 pages | Djvu | 3 MB
Combines two previously published works, resulting in ninety-three brain-teasing puzzles, riddles, and questions with an emphasis on humor.

