This Sudoku book is packed with the following features:

- 102 Easy to Hard Sudoku Puzzles
- One puzzle per page (8.5 x 11 inches) and large print font for prevention of eye-strain
- Answers to every puzzle are provided at the back of the book.
- Each puzzle is guaranteed to have only one solution.

- Fitness for your brain: SUDOKU is a collection of more than 100 sudoku puzzles. Part of the popular "Large Print SUDOKU Puzzles" series, the book is designed to help keep your brain cognitively fit, flexible, and young.

- Fitness for your brain: SUDOKU Puzzles Volume 1 Second Edition are sorted into three levels of difficulty (easy, medium and hard).