Dries to a hard solid - no kiln or oven needed! Perfect for school projects or arts and crafts Can be painted with tempera;acrylic or watercolour paints when dry Bucket provides convenient;easy storage. Easy to use with traditional modeling techniques. Crayola Air-Dry Clay is smoother;finer and less sticky than traditional clay; needs no oven or kiln! Softens easily with water and quickly cleans from hands and surfaces. Use with traditional techniques such as pinch;coil;slab;score-and-weld or make stamped impressions and beads. Can be painted with tempera;acrylic or watercolours when dry. Great for home use;school projects;classrooms and art rooms without a ceramic studio.