Sudoku has taken America by storm! Now kids can enjoy the puzzle that keeps their parents' minds racing and pencils sharpened. This edition, designed for children 8 and up, begins with a sudoku lesson from Will Shortz and very easy 4 x 4 grids to warm up. Then young solvers advance to more challenging 6 x 6 grids and finally tradition 9 x 9 sudoku puzzles. Features: - 150 all-new sudoku puzzles- Four difficulty levels including smaller "kid grids" - Fun commentary and illustrations- Edited by legendary New York Times crossword editor Will Shortz- Big grids with lots of space for easy solving