An hour of sudoku can help you lose weight

An hour spent on crosswords and sudokus burns more calories than are contained in a chocolate chip cookie, brain trainers claim.

TUTORIAL

Each Sudoku has a unique solution that can be reached logically without guessing. Enter digits from 1 to 9 into the blank spaces. Every row must contain one of each digit. So must every column, as must every 3x3 square.clik this link................. to LEARN and TRY