Stretch your mind with this unique logic puzzle featuring Crazy Aaron’s Thinking Putty from Thinkfun. Each of the 60 beginner-to-expert level challenges will put your spatial reasoning skills to the test as you attempt to connect the dots for all 6 Thinking Putty colors on the Puzzle Grid. The paths can’t intersect, so you will need to stretch and pull each color along different pathways, over bridges, and around blockers to succeed. Includes 6 different Thinking Putty colors – featuring Binary Blue, a ThinkFun Exclusive! For ages 8 and up. Thinking Putty Puzzle is one of ThinkFun's popular stem toys and logic games for boys and girls. It's one of the best gifts you can buy for kids who like smart games and a challenge.