Eco-friendly 3D model to assemble and customize at school or home. Inspiration from medieval siege artillery. Adjustable rubber-band tension for testing different distances.
Key Features :
i : Eco-friendly 3D model to assemble and customize at school or home. ii : Eco-friendly sustainable material made of plywood. No messy glue required. iii : Clear colorful step-by-step assembly instructions. iv : Model includes candle wax for gears, sand paper and rubber bands (not all kits, included when relevant). Very sturdy construction. v : Very high precision laser-cut plywood with amazing details. vi : All inclusive boxes, self assembly.
