Description This spiral springs set is an essential tool for physics experiments, specifically designed for Hooke's Law mechanics. It is for students and educators, providing a hands-on learning experience. The springs are reliable and reliable, making them ideal for repeated use in classroom settings and science labs. Features -Color:Multi -Material:Steel, plastic -Size:15.00X1.80X1.80cm/5.89X0.71X0.71in -Precise simulation: accurately replicates physics scenarios to deepen students' understanding of hooke's law and enhance learning efficiency during experiments -reliable design: built for long term use, ensuring reliable performance in repeated experiments and maintaining accuracy over time -Compact and portable: features a space saving design, making it easy to carry and suitable for both indoor and outdoor teaching environments -Useful: this spring is able to help students master techniques and foster a spirit of scientific inquiry -Easy assembly: designed for quick setup and disassembly, encouraging students to independently operate and develop hands-on skillsPackage list: 5 x experimental spring