3D Puzzle DIY Mechanical Drive Model Kit Transmission Gear Rotate Constructor Figure Assembling Puzz

Specification:Geodetic transmission model of wooden machinery  Main Material: Basswood plywoodManufacturing process: laser engravingApplicable age: over 14 years oldColor: Picture colorSize: See Details PageNote: You need to assemble it yourself
Feature: You Can Turn Without Electricity: Longitudes, latitudes, northern and southern hemispheres, longitudes and latitudes, you can see farther.
Environmental Friendly Wood: The wooden mechanical transmission model is not only a toy, but also a special process. It does not need glue, nails and shellfish to assemble, which makes the assembly model a wise and interesting process.
Start Working With Your Brain: Logical thinking, hands-on thinking
Mechanical Drive: The bracket and sphere are designed with exquisite hollow-out, which can clear the working traces of the gears when they are running. The beautiful appearance is not only a stitching toy, but also a bright and beautiful scenery at home.
Hollowed Out Pattern: By turning the three-hole knob beside the base and the gear linkage, we can make the globe rotate slowly. Observe the magic of the slow mantle.
Package Included: 1 X 3D Puzzle DIY Decoration Toys