Will Shortz Presents Train Your Brain Sudoku: 200 Puzzles To Flex Your Mental Muscles

Watch out! These puzzles are going to make you sweat. Includes: -200 very hard puzzles -Perfect portable size -Edited by Will Shortz

• | Author: Will Shortz
• | Publisher: St. Martin'S Griffin
• | Publication Date: Nov 17, 2015
• | Number of Pages: 320 pages
• | Language: English
• | Binding: Paperback
• | ISBN-10: 1250075483
• | ISBN-13: 9781250075482