Unlimited Fun, Shapes, Stress Relief & More. Twiddle - it's a shape maker and fidget toy in one. It is so much fun that you won't want to put it down. Twiddle comes in an awesome package with 70 fun, totally safe interchangeable pieces that can be shaped, molded, torn apart or snapped together in endless ways to provide hours of fun. Or just fidget with them for stress relief.