Sudoku 16x16: 100 Easy to Hard : : Keep Your Brain Young (Paperback) (ISBN-13: 9781712445143)

The objective of Sudoku 16x16 is to fill every row, column and box (4x4grid) with numbers 1-16 and each row, column, and box must have each number exactly once.

This Sudoku book is packed with the following features:

- 100 Easy to Hard Sudoku 16x16 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.

- Each puzzle is guaranteed to have only one solution.

- Includes free bonus puzzles you can download book (Tons of Sudoku Puzzles for Adults & Seniors)

- Includes free bonus puzzles you can download book (Word Search With Hidden Message: 102 Puzzles for Adults and Seniors)