Amazing Area Mazes: 70 Race-The-Clock Puzzles for Budding Math Wizards, Paperback

The first book of area mazes for kids: Race the clock to solve 70 fun puzzles with grade-school arithmetic--and genius logic

Welcome, brave math wizard, to the world of area mazes. These clever arrangements of squares and rectangles are more than what meets the eye. Can you find your way from the given values to the missing one--using only whole numbers and your powers to add, subtract, multiply, and divide? Absolutely no fractions or equations are required (or allowed)

Too easy? Race the clock Puzzle master Naoki Inaba has included "good," "great," and "amazing" time targets for every puzzle. Just be warned . . . the puzzles get harder and harder as you go

Naoki Inaba has invented over 400 new types of puzzle, and also writes sudoku and other popular puzzles for magazines in Japan, where he has published several books of area mazes for children and adults.

Ryoichi Murakami is the founder and CEO of El Camino, a premier cram school in Tokyo. Many of his students go on to elite schools such as the University of Tokyo, and compete in the International Mathematical Olympiad. In addition to teaching at El Camino, Murakami is active in publishing, works as a puzzle maker, and writes questions for the Olympiad.