Ukulele is a Hawaiian word pronounced oo-koo-leh-leh. Give it a try! The spirit of Ukulele Thinking Putty is cheerful and happy. Get your thumbs ready to strum to the beat of this putty!\nThinking 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 Puttyis 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.