Get ready for hours of fun and creativity with this 5-in-1 set of mechanical wooden puzzles. The set includes small, stylish vehicles you can assemble yourself. Each puzzle features a unique design and varying levels of difficulty, ensuring something for everyone. Made from high-quality wood, these puzzles are durable and environmentally friendly. Whether you're a puzzle enthusiast or looking for a fun family activity, this 5-in-1 set is the perfect choice. Enjoy the satisfaction of building your own collection of stylish vehicles. Eco-friendly 3D STEM model to assemble and customize at school or home. Made of sustainable plywood material with no messy glue required. Includes clear, colorful step-by-step assembly instructions. All-inclusive boxes for self-assembly.Details:-Natural woodTotal of 364 piecesIncludes Hot Rod, Monster Truck, Prerunner, Dragster, and Cross BikeEco-friendly 3D STEM modelMade of sustainable plywoodNo glue requiredCandle wax, sandpaper, and rubber bands included when relevantHigh-precision laser-cut plywoodSturdy constructionRecommended for ages 14+Contents:Hot Rod (61 pieces)Monster Truck (108 pieces)Prerunner (77 pieces)Dragster (92 pieces)Cross Bike (26 pieces)Assembly instructions