More rectangles with math in them.

The Original Area Mazes, Volume 2: 100 More Addictive Puzzles to Solve with Simple Math—and Clever Logic!

by Naoki Inaba Author and Ryoichi Murakami Author

The rules are simple and the math is easy but the puzzles will challenge you in the most incredible was. The Original Area Mazes, Volume 2 adds 100 more puzzles of rectangular networks that will exercise your mind and improve spatial reasoning.

(This book may contain a sharpie mark on the top or bottom edge and may show mild signs of shelfwear.)