Discover the magic of mechanics with the **Ugears 3D Aquarium Puzzle** - an exquisite blend where wood meets movement. This engaging model combines mechanical motion with traditional materials, offering a captivating experience. **Key Features:**

• Mechanical innovation with gears, rubber band motors, and more.
• No glue required for assembly; enjoy a smooth, intricate design.
• Perfect for developing motor skills and imagination.
• High-quality construction ensures full functionality after assembly.
• Includes a detailed illustrated manual for easy guidance.

The Ugears models are a delightful way to explore the principles of mechanics, even for those not fond of physics in school. Maintain your assembled puzzle with regular wax application to the necessary components (as advised) to minimize friction for seamless rotation. **Specifications:**

• Dimensions of assembled model: 23.5 x 23.5 x 20 cm