Designed for physics education, this set clearly demonstrates pressure and force principles through hands on experiments, helping students grasp abstract concepts with practical examples. Made from , iron, and sponge, these physics teaching tool ensures during classroom experiments while being sturdy enough for repeated use. Features flexible mechanisms allowing students observe varying pressure effect, enhancing interactive learning . Clear structural piece reveal internal working mechanisms, stimulating students' curiosity and making scientific principles visually understandable. Package includes: 1Set of physics experiment equipment