148-piece mechanical farm tractor 3d puzzles for adults – laser-cut birch wood pieces assemble into a tractor with working wheels, hood and pistons.
Moving tractor – rubber-band motor drives wheels for forward/back motion; steerable wheels, opening hood and detailed pistons
Challenging and rewarding build – moderate difficulty level; assemble this 3D tractor in 3‑4 hours without glue; promotes focus and creativity for adults and teens
Eco-friendly birch plywood – sustainably sourced wood ensures smooth edges and safe, non-toxic construction; build your own tractor and learn about mechanics and motion.
Eco-friendly gift – crafted from sustainably sourced birch plywood; fun DIY project for adults and teens; great gift for model kit and tractor enthusiasts
