Jigsaw Sudoku Variants: 5 different types of irregular sudoku puzzles for adults (easy to hard) (Variant-doku): SomatoMint: 9798651933167: Amazon.com: Books
Jigsaw Sudoku book: irregularly shaped sudoku puzzles in large font: Djape: 9781514604403: Amazon.com: Books
Jigsaw Sudoku: 400 Medium to Hard Jigsaw Sudoku Puzzles (Irregularly Shaped Sudoku): Mindful Puzzle Books: 9781728684093: Amazon.com: Books
Universal Sudoku Puzzle Large Print: Hours Of Fun!: Nova, Sadie: 9781074951818: Amazon.com: Books
Sudoku Puzzle Book for Adults Easy to Insane: Level challenge from Easy to Insane with solutions, more than 100 puzzles to build your mental abilities by Perfect size 8.5'' x 11'' inches.:
Crazy Sudoku - Jeux de société - Djeco
Djeco Crazy Sudoku: Amazon.de: Toys
DJECO - Eduludo - Perlix Abacus - Little Zebra
Jigsaw Sudoku Book: Irregularly Shaped Sudoku Puzzles in LARGE Font: Djape: 9781094775340: Amazon.com: Books