Keep your mind sharp, healthy, and young with classic Japanese square box puzzles from Sudoku and Kakuro to Numberlink and Hanjie...and more! Puzzles are known

Explore the world of Japanese logic puzzles and challenge your mind with 10 different types of grid-based puzzles. Includes Akari, Fillomino, Futoshiki, Gokigen

Tend the zen garden of your mind with three different types of Japanese logic puzzles. This book features three different types of elegant, handcrafted Japanese

Improve Your Mental Focus, Boost Your Brain Powers and enjoy your time solving the Challenging logic puzzles. This Puzzle Book has 9 different types of logic pu

Mathrax consists of a square grid. The goal is to fill in each cell with numbers from 1 to N, where N is the size of the puzzle's side. No number may appear twi