DIY Wooden Catapult Kit 3D Puzzle for Adults and Kids With Wheels and Gears Ballista Model Building Kit 142 Parts With Step by Step How To Guide Hands On STEM Gift for Boys and Girls

DIY Wooden Catapult Kit: 142-Piece 3D Ballista Puzzle
✔️ 142 parts, wheels and gears, step-by-step guide included

This DIY wooden catapult kit lets kids and adults build a functioning ballista-inspired model. It’s a hands-on STEM project suitable for classrooms, makerspaces, and family activities.

✅ 142 parts with interlocking gears for smooth operation
✅ Wheels enable moving the model and adjusting shooting direction
✅ Basswood construction with German laser-cut precision, under 1/5000 inch
✅ Includes detailed how-to booklet; build time about 2 hours
✅ Spare parts included for accidental damage and loss; replacement guidance available

💡 What is a wooden catapult kit used for in STEM education and home projects?

- wooden catapult kit for hands-on STEM learning and family activities - gear-driven 3D puzzle with wheels and gears to explore mechanics - laser-cut basswood parts with precise fit and spare parts included - post-purchase replacement support for damaged parts ✝️