1,000 + Calcudoku sudoku 9x9: Logic puzzles medium - hard levels by Basford Holmes, Paperback

Positive brain awesome game. Suitable for adults. 6 puzzles per page. 500 CalcuDoku sudoku puzzles 9x9 medium levels. 502 CalcuDoku sudoku puzzles 9x9 hard levels. Thick paper. Glossy cover. Calcudoku may be called or searched with the following phrases or names: cendoku, calcudoku, kendoku

1,000 + Calcudoku sudoku 7x7: Logic puzzles easy - medium - hard

Positive game. For adults. 6 puzzles per page. 500 killer sudoku puzzles medium levels. 502 killer sudoku puzzles hard levels. Thick paper. 8.5 X 11

1,000 + New sudoku killer 10x10: Logic puzzles medium - hard levels (Killer sudoku)

6 Different Jigsaw Sudoku Variants: irregular Sudoku puzzles for

Positive brain awesome game. Suitable for adults and children. 6 puzzles per page. 250 CalcuDoku sudoku puzzles 9x9 easy levels. 250 CalcuDoku sudoku

1,000 + Calcudoku sudoku 9x9: Logic puzzles easy - medium - hard - extreme levels (Sudoku CalcuDoku)

400 classic Killer sudoku 9 x 9 MEDIUM + BONUS 250 Hidoku puzzles

Logic puzzles book. Jigsaw Killer and Challenging Calcudoku sudoku

Killer sudoku and Kin-kon-kan easy - book by Basford Holmes

Sudoku

Large adult puzzles. Big Hitori and book by Basford Holmes

400 CalcuDoku MEDIUM puzzles 9 x 9 + BONUS 250 classic sudoku