Even Odd Sudoku Level 3: Medium Vol. 21: Play Even Odd Sudoku 9x9 Nine Numbers Grid With Solutions Medium Level Volumes 1-40 Cross Sums Sudoku Variation Travel Paper Logic Games Solve Japanese Puzzles Enjoy A Challenge For All Ages Kids to Adults

Let's play Even Odd Sudoku on a 9 x 9 grid! Even Odd Sudoku is a variation of the traditional Sudoku grid that must be solved using the rules of Sudoku with numbers 1 to 9 making sure the numbers in circles are odd and the numbers in squares are even. This logic based number puzzle game using is super fun, kills boredom and is great for taking on the go when you travel by road, plane or train! Help your brain get smarter with this paper based Japanese number puzzle book. Even Odd Sudoku comes in 5 levels: Level 1: Very Easy Vol. 1 - 40, Level 2: Easy Vol. 1 - 40, Level 3: Medium Vol. 1 - 40, Level 4: Hard Vol. 1 - 40 and Level 5: Very Hard Vol. 1 - 40. Collect all 40 volumes of each level and solve them all! Achieve Sudoku greatness!