Known for creating the best putty in the universe, Crazy Aaron has many other interests…like playing games! He created Ultimate Putty Challenge as a way to have even more fun with Thinking Putty®. This collection of 25 fun, fast-paced games has something for everyone with head-to-head challenges, creative competitions, and skill-based activities. Plus, it includes 4 exclusive Thinking Putty tins you won't find anywhere else. Have a blast stretching, sculpting, and bouncing your way to victory and become the Ultimate Putty Champion.

• Includes: 4 1/34 lb. (0.47 oz) tins of Genuine Crazy Aaron’s® Thinking Putty
• Features: Puzzle Grid, 3 bridge pieces, 3 blocker pieces, 60 challenge cards & solutions, Instruction Manual
• Materials: Non-toxic silicone, plastic, paper
• Recommeded for ages 8+ 
• Warning: Choking Hazard. Contains Small Parts. 
• Never dries out!