Have fun with more than 160 puzzles based on numbers and logic!
- More than 15 puzzle types are featured, including sudoku, Futoshiki, chain sudoku, fillomino, kakuro, cross sums, mastermind, hitori, cross-math, black diamonds, calcu-doku, and logidoku.
- Each puzzle provides directions, so you can easily learn about puzzle types that are new to you!
- Large print makes these puzzles easy on the eyes.
- If you need a hint, a complete answer key is found in the back.
- Spiral binding, 192 pages.

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