Pocket Posh Sukendo 4 100 Puzzles Author:The Puzzle Society A sophisticated, stylish collection of Sukendo® puzzles. Sukendo® is similar to Kenken, but faster and easier with more ?gimmes? thrown in to help you get started. Sukendo® puzzles are solved by alternating between Sudoku logic and applying the arithmetic you learned in grade school. Pocket Posh® Sukendo® 4 presents 100 mind-twisting puzzles in... more » various grid sizes and difficulty levels. This attractive, tidy package is sized for portability and is part of our best-selling series of puzzle books that feature highly stylized, embellished covers and boast 5 million copies in print.« less