Tacos And Thinking Putty = Life. Take A Taco Thinking Putty Is Loaded With Tiny Tacos So Any Day Can Be Taco Tuesday. 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. Thinking 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, Moulding, Bouncing, Tearing, Popping And Playing By Kids And Adults Alike.