Description: Educational and Interactive: The 3D Manual Simple Edition Car Differential is a 3D printed simulation model designed to facilitate the learning and teaching of automotive mechanics. Its hands on operation allows users to manually the working principles of a car differential, making it an good educational toolCreative and Quirky Gift: This model serves as both intriguing decorative piece and a practical educational aid, making it a ideal gift for car enthusiasts or curious learners who appreciate unique and thoughtful presentsUser Friendly Design: With its straightforward design, this model simplifies the understanding of how car differentials work, providing an effective teaching aid that enhances comprehension through interactive engagementDIY Assembly Required: The Automotive Differential Children Structure Teaching Model is shipped as individual parts that require assembly, offering an engaging DIY experience that further enriches the learning process by allowing users to build the model themselvesMaterial and Compact Size: Made from sturdy plastic, this model measures 11.5cmx10cmx9cm/4.53inchx3.94inchx3.54inch, ensuring durability while being compact enough for easy handling and display in various settings Specification: Material: Plastic Size Chart: 11.5cmx10cmx9cm/4.53inchx3.94inchx3.54inch Package Includes: 1 3D Manual Automotive Differential Model Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.