IMPROVING ON TRADITION: Air Dry Clay is smoother, finer and less sticky than traditional clay, and it needs no oven or kiln. TACTILE ART: Let your little artist express themselves through sculpting, molding, and modeling. Kids love the 3D nature of clay & dough. Air Dry Clay hardens on its own, and it's a Modeling Clay that can be sculpted, squished, and reused without drying out.