Robotime ROKR Weight Swing 3D Wooden Puzzle - Available In Two Styles: Dynamic Biplane Model And Nautical Boat Model. Features Gravity Swing Function, Movable Propeller, And Hidden Drawer. 180+ Pieces. Suitable For Adults And Teenagers As A Desktop Decoration

Brand: ROKR Puzzle Type: 3D Puzzle, Dynamic Sculpture, Desktop Model Colors: Red, Blue Theme: Aviation, Biplane, Vintage, Nautical Material: Natural Wood Number of Pieces: 180+ (estimated) Assembly Time: 1.5 hours Assembly Difficulty: Beginner to Intermediate (★★) Manufacturer's Recommended Age: 14 years and up Suitable for: Adults (Unisex) Product Dimensions (Assembled): 6.6 inches (L) x 5.7 inches (W) x 12.4 inches (H) | 16.8 cm x 14.5 cm x 31.5 cm Product Weight: 430 grams | 0.95 lbs Features: Gravity-driven oscillation mechanism, rotating propeller, movable rudder, hidden drawer (with compass) Assembly: Interlocking design, no glue or tools required [Dynamic Biplane, Oscillating] Capture the elegant gliding of a vintage airplane! This model uses a unique gravity and counterweight mechanism to allow the biplane to oscillate back and forth, creating a captivating dynamic effect with a gentle push, simulating real flight. [Interactive Elements, Endless Fun] Once assembled, you can fully enjoy the model. Adjust the rotating propeller, move the rudder, and explore the cleverly hidden drawer containing a rotating compass. These interactive features make it more than just a static display; it's an eye-catching piece that will make you talk. [Quick and Rewarding Building Experience] Estimated building time: This kit contains over 180 precision-cut parts, allowing you to enjoy 1.5 hours of assembly. All parts are securely joined without glue or tools, making it easy for beginners and experienced enthusiasts alike to enjoy the assembly process. [Elegant Handcrafted Desktop Sculpture] Crafted from natural wood, this minimalist model seamlessly blends art and engineering. Its timeless design adds warmth and sophistication to any desk, bookshelf, or office space. [Physics Demonstration Model] Witness firsthand the conversion of potential energy into kinetic energy. Its swaying form helps you explore the concepts of balance and gravity through visual and tactile experiences, making it a captivating piece for those with an innate curiosity.