Extreme Sudoku: 100 Mind-Bending 16x16 Puzzles for Adults

by David Fleming

With 100 mind-bending puzzles ranging from easy to difficult, Extreme Sudoku is an intensely challenging puzzle book to test your mind, stretch concentration levels and stimulate problem-solving skills.

• Format: Paperback
• Language: English
• ISBN: 064558892X
• ISBN13: 9780645588927
• Release Date: October 2023
• Publisher: Caligrafia
• Length: 124 Pages
• Weight: 0.67 lbs.
• Dimensions: 0.3" x 8.5" x 11.0"