- Robust material and safety: Built from sturdy ABS with precisely finished smooth edges and solid metal components, ensuring safe handling during assembly and use in school or homeschooling environments. Durable for long term practical learning. - Cognitive development: Modular parts enhance spatial reasoning, support experimental learning, and build systematic competence during creative crafting and hands on projects. - Mechanical to electrical energy: Manual input demonstrates how movement generates electricity, conveying basic principles of conductivity and electromagnetic induction. - Versatile use and scenarios: Suitable for class projects and mini lighting experiments; easy manual operation allows immediate feedback in varied environments. Use scenarios include classroom STEM activities, home schooling science projects, and after school science clubs or eco education demos.