National Geographic – Da Vinci’s Inventions Ballista

Regular price $26.90

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Build a tabletop ballista! Leonardo da Vinci invented this fascinating mechanical crossbow, The ultimate medieval artillery weapon, in the 15th century.

Send projectiles up to 15 feet! Each model is fully functional; the kit comes with 1 arrow plus 6 paper targets.

Everything you need to assemble each model in 1-3 hours: laser-cut wooden components, rubber bands, sandpaper and clear, simple instructions. No special tools are necessary.

Great for kids and adults, This kit is the perfect STEM school project or an office game.