900 Killer Sudoku Puzzles - 900 Easy to Extreme Sudoku Puzzles - Is Your IQ Good Enough to Solve These Insane Puzzles ?
Subtitle: BIG Book - Challenging Sudoku Puzzles for Adults and Kids - 900 Puzzles with Solutions
Publisher: Independently Published
Published: 2020
Language: eng
ISBN-13: 9798641136455