1,000 + Sudoku Classic 6x6: Logic puzzles medium - hard levels (Daily sudoku): Holmes, Basford: 9781650795584: Amazon.com: Books
101 Easy 6x6 Sudoku Puzzles For Kids: Includes solved example tutorial and solutions for all puzzles: Alaverdian, David, Alaverdian, David: 9798655925670: Amazon.com: Books
SUDOKU 6x6 VOLUME 9: SUDOKU 6x6 VOLUME 9 : 300 Sudoku Puzzles | 300 Solutions and Answers to the 300 Sudoku Puzzles | Puzzles for Kids, Teenagers, ... Sharpness| One Puzzle per Page | 375 Pages: PUZZLING: 9798842743995: Amazon.com: Books
6 x 6 Sudoku for Kids: 150 Puzzles: Brown, Anne: 9781519685155: Amazon.com: Books
101 Easy 6x6 Sudoku Puzzles For Kids: Includes solved example tutorial and solutions for all puzzles: Alaverdian, David, Alaverdian, David: 9798655925670: Amazon.com: Books
Sudoku 6 x 6 Level 1: Easy Vol. 4: Play Sudoku 6x6 Grid With Solutions Easy
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SUDOKU 6x6 VOLUME 2: SUDOKU 6x6 VOLUME 2: 300 Sudoku Puzzles 6x6 for Kids, Teenagers and Adults | Mental Health Development | One Puzzle per Page | Includes Solutions: PUZZLING: 9798842302031: Amazon.com: Books
2000+ Sudoku Puzzle Book for Kids:2000+ brain-teasing Sudoku challenges for children: Diverse 4x4 and 6x6 Sudoku grids for learning with 7-tiered difficulty progression for growing minds: Prenuer, TG: 9798856372907: Amazon.com: Books
100 Large Print Easy 6x6 Sudoku Puzzles for Adults: Only One Puzzle Per Page! (Pocket 6"x9" Size): Dick, Lauren: 9781774764268: Amazon.com: Books
1,000 + Big killer sudoku 6x6: Logic puzzles hard levels: Holmes, Basford: 9781686807466: Amazon.com: Books
My First Sudoku: 300 Sudoku Puzzles for Kids Ages 6-8 with Solutions | 4x4 6x6 9x9 Grids | Large Print: Publishing, Maky: 9798865458548: Amazon.com: Books
Mini Sudoku Puzzles for Adults: 200 Easy 6x6 Sudoku puzzles: Dolan, M. G.: 9781536939675: Amazon.com: Books
Sudoku Puzzles For Kids 6x6 : 100 Sudoku Puzzles with Answer Key ,EASY Sudoku Puzzle Book For Beginners. Ideal for children to help them develop math skills: sk, alijandro: 9798816942645: Amazon.com: Books