Will Shortz Presents Puzzle-a-Day: Hard KenKen: 365 Challenging Logic Puzzles That Make You Smarter
TETSUYA MIYAMOTO, the creator of KenKen, is a math teacher who 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 has proven extremely successful. His students regularly go on to be accepted at the most prestigious schools in Tokyo. WILL SHORTZ has been the crossword puzzle editor ofThe New York Timessince 1993. He is also the puzzlemaster on NPR’sWeekend Edition Sundayand 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 brain-busters.