IQ Brain Teaser Puzzle Bundle No 64 _ On the Dot; On the Line; Cosmic Creature _ 3 Unique Puzzles _ Bundle On the DOT Super Spotted Brain Teaser Puzzle from Gamewright. For 1 to 4 players On the LINE Overlapping Shape Brain Teaser Puzzle from Gamewright. For 1 to 2 players. Cosmic Creature Brain Teaser from Lonpos. Single player. Each puzzle has 60 or more challenges of varying difficulties. Recommended for ages 10 to 105 years.