Crayola Air-Drying Clay Is A Solution That Is Perfect For Art Room And Classroom. Clay Can Dry Anywhere, Anytime. Also Use To Supplement Kiln Programs For Students Who Miss The Opportunity To Have Pieces Fired. Results In The Creation Of A Piece Can Be Sent Home Or Easily Kept. No Need For Special Glazes. Clay Can Be Decorated With Tempera Or Acrylic Paints, Or Watercolors. Air-Dry Clay Is Less Clumpy Than Traditional Clays And Cleans More Easily Off Hands And Surfaces..