Budding builders use a hand-powered rivet tool and rivets that “pop” when they place them to complete the patterns on the colorful cards with this pop-n-play construction activity set by Educational Insights. Busy builders use a hand-powered rivet tool and rivets that “pop” when they're placed to complete the colorful patterns on the included cards, Manipulating the cards, rivet tool, and rivets builds the hand-strength, hand-eye-coordination and fine motor skills kids need to hold a fork and button their shirts, Set includes activity board with handle, rivet popper, rivet remover, 40 colorful rivets, and ten double-sided pattern cards to copy, Keep the fun (and learning!) going with FREE Design & Drill activities developed by teachers at Educational Insights, Phthalate free. WHAT'S INCLUDED: Activity board with handle, rivet popper, rivet remover, 40 colorful rivets, and ten double-sided pattern cards. Imported, Wipe clean, Requires: 2 AA batteries (not included), Age: 3 years & up, Plastic, 9.25" x 9" x 9.6". MODEL NUMBERS: 4300. Size: One Size. Color: Multi. Gender: unisex. Material: NONE.