ARTVENTURE LLC AVRAV0523409 EWA Eco-Wood-Art Da Vinci Tank 3D Wooden STEM Construction Kit

Dive into history with this mechanical wind-up 3D-puzzle of Leonardo Da Vincis fighting vehicle, a replica of the tank designed in 1487. This intricate model features 360 degree 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. 3D STEM model to assemble and customize at school or home. 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 high precision laser-cut plywood with amazing details. All inclusive boxes, self assembly.