Download or read book The Sun Doku Book 1 written by The Sun and published by Collins. This book was released on 2015-06-04 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: It s tricky, it s addictive, it will test your powers of logic "The Sun Su Doku "is a serious workout for your brain with 220 puzzles with 3 levels of difficulty. Test yourself on the plane, daily commute, or while relaxing on a sunny beach. Sun Doku is based on the Japanese puzzle Sudoku which roughly translated means "single number." It has been the most popular logic puzzle in Japan for 20 years. It requires no calculations or knowledge of math it works pure and simply on logic and elimination. Here you have 220 puzzles with three degrees of difficulty Teaser, Toughie, and Terminator. Infuriating and compulsive but great fun."