Crazy for KenKen: Killer »

TETSUYA MIYAMOTO, the creator of KenKen, is a math teacher whose use of KenKen in his classroom has proved so successful that it has lead to a worldwide demand for his puzzle to be published in book form.

Will Shortz has been crossword editor of The New York Times since 1993. He is also the puzzlemaster on NPR’s Weekend Edition Sunday and the founder and director of the annual American Crossword Puzzle Tournament.

Ready for a Real Challenge?

Put your solving skills to the test with this wild and wicked collection of KenKen puzzles.

Features:

· 100 challenging KenKen puzzles using addition, subtraction, multiplication and division

· Introduction and "how to solve" instructions from legendary New York Times crossword editor Will Shortz

· Big grids with lots of space for easy solving