Brain Teaser Puzzle: Can you Spot the Mistake in 10 seconds?
3 in 1 Collection Crossword Puzzles Book For Adults (Eye-Friendly Extra Large Print): Over 9000 Verified, Understandable & Non-Repetitive Questions with Full Solutions (Easy, Medium & Hard): Publisher, Puzzle Time, Terrence, Paul:
58 Brain Teasers with Answers: Brain Teasers That Will Stump You