- Sudoku 16 x 16 Level 3: Medium Hard! Vol. 16: Play 16x16 Grid Sudoku Medium Hard Level Volumes 1-40 Solve Number Puzzles Become A Sudoku Expert On The ... All Ages Boys and Girls Kids to Adult Gift
- Argyle Sudoku Level 4: Hard Vol. 2: Play Argyle Sudoku 9x9 Nine Numbers Grid With Solutions Hard Level Volumes 1-40 Sudoku Cross Sums Variation Travel ... Challenge For All Ages Kids to Adults
- Kakuro Level 1: Easy! Vol. 1: Play Kakuro 11x11 Grid Easy Level Number Based Crossword Puzzle Popular Travel Vacation Games Japanese Mathematical ... Fun for All Ages Kids to Adult Gifts
- Sudoku 8 x 8 Level 5: Very Hard Vol. 17: Play Sudoku 8x8 Eight Grid With Solutions Hard Level Volumes 1-40 Sudoku Cross Sums Variation Travel Paper ... Challenge All Ages From Kids to Adults
- Sudoku 12 x 12 Level 1: Very Easy Vol. 20: Play Sudoku 12x12 Twelve Grid With Solutions Easy Level Volumes 1-40 Sudoku Cross Sums Variation Travel ... Challenge All Ages Kids to Adult Gifts






























