Killer Sudoku Pro: The 100-Cage Challenge: 100 Logic Puzzles with Progressive Difficulty (Easy, Medium, Expert). Mathematically Verified Unique Solutions.

Name: Killer Sudoku Pro: The 100-Cage Challenge: 100 Logic Puzzles with Progressive Difficulty (Easy, Medium, Expert). Mathematically Verified Unique Solutions.
Brand: Independently published

Independently published

Pages: 77, Paperback, Independently published