David Singmaster

Dieter Gebhardt

Wei-Hwa Huang

Geert Hellings

Explains the history of the Rubik's Cube, shares puzzles from around the world based on the same principles, and offers new puzzles and solutions for cubes ranging from 2x2x2 to 7x7x7.

The Ultimate Guide to the World's Best-Selling Puzzle: Secrets, Stories, Solutions

The Cube

Thomas Snyder

Two sudoku champions have conspired to create the most amazing-looking, captivating sudoku variations the world has ever seen! Each puzzle is a work of art, with unique rules and eye-popping graphics, all inspired by—but going far beyond—traditional sudoku. This is the pinnacle of sudoku-meets-art that every fan will be clamoring for!

Wei-Hwa Huang

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