Presents a collection of 1000 challenges, puzzles, riddles, and illusions. Featuring full-colour illustrations for each entry, this book contains twelve basic categories including Geometry, Patterns, numbers, logic and Probability, and perception. An easy to read key at the top of each game ranks its difficulty on a scale of 1 to 10.
- Limba : Engleza
- Data Publicarii : 29 Jan 2007
- Format : Paperback
- Numar pagini : 432
- ISBN : 9780761134664