This is the second volume of the best-selling book, Only Hard Sudoku. This book presents another 400 challenging sudoku puzzles. The answers are provided at the end, but can you solve the puzzles without looking?
Only Hard Sudoku 2: 400 Challenging Puzzles
$11.49
This book of sudoku puzzles enhances students’ logical reasoning, problem-solving skills, and concentration.
Reviews
There are no reviews yet.