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Author: Nikoli
Pages: 160
Photographs: N/a

Sudoku keeps generating hot new spin-offs - like Ripple Effect!The Ripple Effect diagram is divided into areas of different shapesand sizes called rooms. If a room contains two squares, they mustbe filled with the numbers 1 and 2. If there are three squares,it?s 1, 2 and 3, and so on. But the ?ripple effect? rule dictatesthat any two 1s in the same row or column must have at least onesquare between them?any two 2s must have at least two squaresbetween them?and so on. Sudoku fans will get the idea instantly -and will enjoy mastering this exciting new challenge.

ISBN13: 9781402757549
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Ripple Effect & Sudoku18308£4.99
Ripple Effect & Sudoku