BKS ETKİNLİK YAYINLARI Pocket Sudoku 1

A brand new series designed for sudoku enthusiasts: __t1__pocket sudoku. small size, big challenge!__t2__an ideal companion for taking a short break during the day, keeping your mind sharp on a journey, or setting yourself a small goal every day.__t3__with a total of 174 puzzles, you can either reinforce your basic techniques or push your limits. thanks to the clear, legible and simply designed pages at every level, your attention will only be on the numbers__t4__the origin of sudoku dates back to the "latin squares" developed by leonhard euler in the 18th century. modern sudoku was published in the usa in 1979, but gained its real popularity in japan in the 1980s. it takes its name from the japanese phrase "suji wa dokushin ni kagiru" (numbers must be single). today, sudoku is an indispensable mind exercise for millions of people all over the world.