Features: This handmade wood hydraulic excavator model enhances hands on skills and logical thinking through hands on assembly, featuring functional wooden hydraulic excavator toy that demonstrates real mechanical principles for STEM education. Crafted from wood, the science experiment set offer sturdy construction with authentic excavator movements for practical physics learning. Ideal for students aged 10+, educators teaching applied mechanics, and parents seeks interactive STEM project, this physics teaching aid bridges classroom theory with complex engineering concepts. Perfect for school labs, homeschooling, or family crafting activities, the hands on assembly wooden excavator model toy transforms hydraulic energy concepts into tangible learning experiences through play based experimentation. This wooden science experiment set fosters environmental awareness while teaching piston mechanics, making it versatile tool for modern STEM classrooms and home. Specifications: Component: Wood Color: Wood Color Size: Approx. 39x13.5x26.5cm/15.35x5.31x10.43in Weight: Approx. 250g Package Includes: 1Set Hands on Assembly Wooden Excavator Model note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color