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
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.
AWARD-WINNING PRODUCTS - Blue Marble, winner of the Toy Association's prestigious Toy of the Year Award, proudly develops products that foster education, imagination, and creativity, with a U.S. support team to ensure a stellar experience!
