Uncover 12 curious cats inside 12 balls of "yarn". Just soak each 3" clay pod in water, then chisel away to reveal the cat inside; each ball of yarn contains a different breed. Comes with an excavation guide that includes fun facts about each kind of cat, and features activity ideas on the back. Terrific for parties and group activities to promote an early interest in science for kids. Includes 12 yarn balls, 12 chiseling tools, instructions and breed guide. For ages 4 and up.