Did you know that a dinosaur's scaly skin was actually very soft and pliable? Just like Thinking Putty®! Live the lost world adventure and stretch out Dino Scales to see green scales and pops of color move back and forth within the clear putty. Prehistoric colors changes as you play. A great gift for Dinosaur and nature lovers.Thinking Putty® helps build hand and finger strength through a fabulous tactile play experience with unique, unexpected properties and provides relaxing, yet stimulating interaction for anyone with sensory integration issues.Crazy Aaron's putty is non-toxic, won't dry out, and won't leave a sticky or slippery residue on your fingers, so it's great for stretching, molding, bouncing, tearing, popping and playing by kids and adults alike.