Product DescriptionOur Kinetic Picture is a wooden 3D puzzle, one of our more popular self-assembled laser cut wood models. Its a live picture that is activated by a key. Youll see movement across the entire mechanism! Patterns rotate in opposite directions, creating delightful illusions. Made from Eco-Friendly birch plywood No Glue required to assemble Assembled model size: 13.3x8.8x2.4 Model size in a package: 14x9.5x1.5 Number of parts: 185 Operating time: 1 Minute Approximate time to assemble: 6 Hours Not Recommend for children under 14Set Contains:1 x Kinetic Picture 34 x 22. 4 x 6. 2 Cm.