Creative Jigsaw Puzzle Wooden 3D Puzzles Mechanical Model Train Decoration Model Kit Handmade Crafts Puzzles

Product name: 3D jigsaw puzzle/jigsaw puzzle/puzzle/building model/mechanical gear engineeringMaterial: high quality woodFinished product size: 71x11.5x12.5cm/28x4.5x4.9inPackage size: 38.5x17.5x5cm/15.2x6.9x2inNumber of parts: 4131. Cultivate children's hands-on and brain skills, develop their thinking, exercise operating skills and hand-eye coordination.2. Improve children's cognitive ability, analytical ability, imagination, and cultivate children's sense of accomplishment.3.3D three-dimensional puzzles, which can be placed in the home, office or other places to add a different a osphere.4. This DIY 3D puzzle provides a lot of entertainment and education at the same time.Notice:Welcome to our store, we have many styles and colors, you can check it in our store.Due to the difference of different monitors, there is a slight error in size, the picture may not reflect the actual color of the product, please refer to the actual product! Thank you for your understanding!If you have any questions, please feel free to contact us, we will reply your message within 24 hours. wish you a happy life!

Selected materials: Selected wood materials, pure log tone. No electricity, no metal, 16 rubber bands are the power of clockwork. Death and energy storage design, prolonging the kinetic energy output time.

Creative design: The 3D puzzle train model adopts design elements such as steampunk, simulated mechanical gears, and piston connecting rod devices.

High-tech workmanship: full structure physical assembly, high-precision laser equipment, cutting small parts on plywood, fine grinding, each part is perfectly matched, no need to use glue for bonding.

FUN DIY EXPERT: It's best to share a fun time with your kids to complete it. You will feel a sense of accomplishment. Helps develop children's hand-eye coordination and intellectual development.