Will Shortz Presents The Monster Book of KenKen: 300 Easy to Hard Logic Puzzles That Make You Smarter,New

About the AuthorTetsuya Miyamoto, the creator of KenKen, is a math teacher. He developed KenKen to help his student develop their calculation and logic skills. He runs a unique mathematics class for grade school children in Japan where he practices The Art of Teaching Without Teaching. His teaching method and use of KenKen in his classroom have proven extremely successful. His students regularly go on to be accepted at the most prestigious schools in Tokyo.KenKen was developed in 2004 by acclaimed Japanese mathematics instructor Tetsuya Miyamoto. His goal was to improve his students' math and logic skill, so he developed a puzzle that would be understandable, fun, and challenging for any level of student. Most importantly, he wanted the puzzle to encourage independent thinking, emphasizing trial and error, concentration, and perseverance.His methods and puzzle were immediately successful. It quickly became a favorite leisure activity for all ages throughout Japan and then for millions of players worldwide. In 2008, KenKen came to the United States. Soon, it was the first daily feature since the crossword puzzle to appear in The New York Times.Whether in the classroom, on the beach, waiting for a bus, standing atop a mountainanywhere you might beKenKen is always stimulating your brain. It's the puzzle that makes you smarter!Will Shortz has been the crossword puzzle editor of The New York Times since 1993. He is also the puzzlemaster on NPRs Weekend Edition Sunday and is founder and director of the annual American Crossword Puzzle Tournament. He has edited countless books of crossword puzzles, Sudoku, KenKen, and all manner of brainbusters.Product DescriptionThis monster edition of KenKen contains 300 3x3 to 9x9 size puzzles with 'How to Solve' instructions and an introduction by puzzlemaster Will Shortz. The puzzles use all four mathematical operations and increase in difficulty.Features: 300 easytohard sudoku Edited by legendary New York Times crossword editor Will Shortz Big grids with lots of space for easy solvingReviewA puzzling global phenomenon The EconomistThe biggest craze to hit The Times since the first crossword puzzle was published in 1935. The Times of LondonEngland's most addictive newspaper puzzle. New York magazineThe latest craze in games BBC NewsSudoku is dangerous stuff. Forget work and familythink papers hurled across the room and industrialsized blobs of correction fluid. I love it! The Times of LondonSudokus are to the first decade of the 21st century what Rubik's Cube was to the 1970s. The Daily TelegraphBritain has a new addiction. Hunched over newspapers on crowded subway trains, sneaking secret peeks in the office, a puzzlecrazy nation is trying to slot numbers into small checkerboard grids. Associated PressForget crosswords. The Christian Science MonitorFrom the Back CoverSudoku: One of life's simple pleasuresSudoku has taken America by storm! Puzzled by the wordless crossword puzzle? Try one or two of these simple, easytosolve sudoku and you'll discover what millions of fans already know: There's nothing as fun as sudoku!Features: 100 allnew simple sudoku Edited by legendary New York Times crossword editor and 'America's puzzlemaster' Will Shortz Big grids with lots of space for easy solving