Killer Sudoku 9x9 - Medium - Volume 3 - 270 Puzzles

Killer Sudoku is a fun and addicting logic puzzle game that combines Sudoku with an addition math game. Killer Sudoku is a fun way for kids and adults to practice addition facts. This book is ideal if you already know how to solve Killer Sudoku puzzles but find our hard Killer Sudoku puzzles too difficult. Once you pick up this book, you won't be able to put it back down. You have been warned!

The goal of Killer Sudoku is to fill in the empty cells, one number in each, so that each column, r...