Rubbing Plates are versatile and fun for art, design, science, geography and more! Add texture to artwork by placing paper over a plate and rubbing with a crayon, marker or pencil to make the design emerge. Layer designs for more effects. Make sun catchers using white glue and food color. Simply fill tray and let dry. Peel the resulting mold off and you’re done. Includes a guide. 7" x 7", 6 designs.