Dive into history with this mechanical wind-up 3D-puzzle of Leonardo Da Vinci's fighting vehicle, a replica of the tank designed in 1487. This intricate model features 360° canons, sloped armor for increased stopping power, a rotating rubber-band mechanism, and wooden gears inspired by the original invention. With a stop & go lever, this historical masterpiece is a must-have for any history enthusiast or puzzle lover.

• Eco-friendly 3D STEM model to assemble and customize at school or home.
• Eco-friendly sustainable material made of plywood. No messy glue required.
• Clear colorful step-by-step assembly instructions.
• Model includes candle wax for gears, sand paper and rubber bands (not all kits, included when relevant). Very sturdy construction.
• Very high precision laser-cut plywood with amazing details.
• All inclusive boxes, self assembly.