KenKen can be described simply as sudoku with basic math. It's a fun, addictive, clever puzzle that's winning fans the world over. This gift edition includes 25

This monster edition of KenKen contains 300 3x3 to 9x9 size puzzles with "How to Solve" instructions and an introduction by puzzlemaster Will Shortz. The puzzle

KenKen is the brilliant successor to Su Doku that's taken Japan by storm selling over one million copies in less than a year. In collaboration with The Times, C

Your fun guide to the latest brain-teasing puzzle sensation Originally developed by a Japanese math teacher, Tetsuya Miyamoto, KenKen is the world's newest and

A fun, addictive, clever puzzle that's winning fans the world over, KenKen is sudoku with basic math. Each collection contains 100 easy addition and subtraction