3D Wooden Puzzle Adults Craft Toy Marble Run Model Building Kits Wooden Craft for Teens Adults Gift Home Ornament Decoration

【3D Puzzle】: Mechanical 3D puzzle, During the rotation process between gears, potential energy is converted into dynamic energy, causing the beads to fall from high to low. 【Assemble Model Set】:Marble Run Model Building Kits, simple assembly, enjoy the fun of DIY, build and create with your hands. 【Material】: This Roller Coaster Building Kits are made of environmental wood material,smooth. 【Educational】: The 3D Wooden puzzle is a fun educational toy, to help develop eye hand coordination, recognition skills and creativity skills. 【Nice Gift】: Wooden Roller Coaster puzzle model is a nice gift for craft or Puzzle. Also is a rewarding and fun project for teens and adults to put together.

Specification:

Material: Wood

Size Chart:

16.5cmx9cmx9.3cm/6.50inchx3.54inchx3.66inch

Package Includes: