This iron pulley block is a compact, durable tool for handson physics learning. It is designed for classroom demonstrations, home experiments, and science projects to help students explore basic mechanics with minimal setup. Key benefits Durable iron construction provides stability and long service life for repeated classroom or lab use. Compact size makes it easy to store and transport between classrooms, labs, and home study areas. Simple assembly and operation let students focus on experiments and concepts rather than setup. Clear, practical demonstration of mechanical principles such as force, tension, and pulley advantage for elementary science education. Features Material: iron frame for strength and stability. Dimensions: 15cm x 7.9cm x 27cm (5.91 inch x 3.11 inch x 10.63 inch). Design: compact pulley block suitable for individual or smallgroup experiments. Ease of use: straightforward construction supports quick setup and repeatable demonstrations. Suitable for school labs, home learning, and science fair displays. Typical use scenarios Classroom demonstration: Use the pulley block to show how pulleys change direction of force and alter mechanical advantage during a teacherled lab. Home STEM activity: Students can set up simple experiments to measure force and motion as part of homework or project work. Science fair or presentation: Provide a stable, portable apparatus for handson exhibits and practical demonstrations. Package contents 1 Pulley Block Physics Experiment Additional information Manual measurement tolerance: allow slight variation of 12 cm 0.390.79 inch. The design is intended for educational use and basic physics experiments in elementary settings.