BUILDING DIFFICULTY

3D Wooden Whale Music Box Dynamic Model, Mechanical Whale Inspired Kinetic Desk Marine Sculpture with Motion Display, Creative Desktop Relaxation Decor for Enthusiasts Youth

3D Wooden Whale Dynamic Model, Mechanism Marine Sculpture with Visible Gear Transmission, Handmade Solid Wood Office Desk Decor (Non-Music Box)

3D Wooden Whale Dynamic Model, Handmade Bionic Marine Biological Model for Office & Home Relaxation, Creative Collectible Art Piece for Adults (No Music Version)

3D Wooden Long-Tailed Tit Bird Dynamic Model, Handmade Walnut & Beech Bionic Flying Bird Biological Model for Office & Home Relaxation, Creative Collectible Art Piece

3D Wooden Flying Swan Music Box Dynamic Model, Black Walnut Kinetic Sculpture with Flapping Wings, Melodious Desktop Decor for Home Office (Bird‘s Poem)

3D Wooden Flying Swan Music Box Dynamic Model, Black Walnut Kinetic Sculpture with Flapping Wings, Melodious Desktop Decor for Home Office (Bird‘s Poem)

3D Wooden Fish Lamp Desk Decor, Biomimetic Walnut & Beech Marine Life LED Light Model, Creative Ambient Night Light Art Display for Home Office (Non Music Box)

3D Wooden Cat Night Light, Illuminated Layered Wood Dynamic Sculpture with Warm Light, Rechargeable Desktop Relaxation Decor for Adult Youth (Non-Music Box)

3D Metal Puzzle Phoenix, 358PCS Mechanical Phoenix 6 Hour DIY Metal Assembly 3D Puzzle Model Kit with Flappable Wing, Gifts for Adults & Kids

3D Metal Puzzle Model, Metal Assembly Mechanical Seahorse Model Firework Lamp Jigsaw Puzzles Kits, Home Decor Gift for Adults and Teens (2100 PCS)

3D Metal Puzzle Model, Steampunk Mechanical DiverApe 3D Metal Jigsaw Puzzles Assembly Kits, Home Decor Display for Adults and Teens (700+ PCS)

3D Metal Puzzle Mechanical Horse Model Kit, DIY Assembly Steampunk Horse Sculpture with Movable Joints, Desktop Art Display Collectible (1500+PCS)

3D Metal Puzzle Mechanical Flapping Wings for Adults to Build, 1 Hour DIY Mechanical Metal Assembly Model, Birthday Xmas Gifts (Dynamic Version)

3D Metal Puzzle Mechanical Fire-Breathing Dragon, 3D Steampunk Dragons Metal Jigsaw Puzzle Model Kit, Gifts for Adults & Teens (200+ PCS)

3D Metal Mechanical Hummingbird Model Kit, Dynamic Bionic Bird Model with Transmission Mechanism, DIY Assembly Art Decor & Gift