Construct numbers and shapes with every tap! Kids just grab an activity card and use the builders to form a number 1-10 or one of 8 different shapes on the burlap-covered foam board…then connect the builders with the nails, reinforcing skills as they go! Center includes 18 cards, 42 builders, 36 plastic nails, a durable foam hammering board with a reusable cover and a kid-safe plastic hammer. Board measures 12"l x 12"w x 3 1/4"h.