NATIONAL GEOGRAPHIC Da Vinci Model Kit – Catapult Kit for Kids, 3D Puzzle Building Toy for Boys and Girls, Wood Building Kit for Kids, A Great STEM Project, Engineering Model Kit (Amazon Exclusive)

Price: $19.99 - $25.99
(as of Aug 07, 2026 16:03:11 UTC – Details)

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Your purchase has purpose!

Every purchase helps support the global nonprofit National Geographic Society in its work to protect and illuminate our world through exploration, research, and education.

BUILD THREE REMARKABLE MACHINES – a Ballista (an enormous crossbow), a Bombard (an early form of the cannon) and a mighty Catapult.
SEND PROJECTILES UP TO 15 FEET – Each model is fully functional; the kit comes with 15 projectiles plus 6 paper targets.
EVERYTHING YOU NEED – Assemble each model in 1-3 hours: laser-cut wooden components, rubber bands, sandpaper and clear, simple instructions. No special tools necessary.
AN INCREDIBLE GIFT! These high-quality models are fun to build and even more fun to use! They make an amazing gift and are a fantastic STEM-based activity.
HIGH-QUALITY EDUCATIONAL TOYS – We’re proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and we’ll make things right!