200 Superbly Difficult Sudoku Puzzles for Adults - Paperback

by Senor Sudoku (Author)

You might not need therapy when you have a book of Sudoku puzzles with you. Sudoku is an interesting game that calms you down almost immediately. The reason is because it shifts your focus from stressors to numbers. Use your logic and memory to analyze patterns and to figure out what comes next in a sequence. Grab a copy today.