Physics Learning Kit: Physics Science Lab Learning Kit. Experimental equipment for showing the phenomenon of electromagnetics or electromagnetic induction Versatile Demonstration Tool: This Circuit Kit is designed to effectively demonstrate the left and right-hand rules, making it an essential tool for teaching electromagnetic induction and Lorentz force concepts Science Projects: It is not only a set of physics teaching experimental equipment, but also a gift for children to scientifically Electricity Experiment Set: Includes many experiment tools, as physics coil circuit, guides students to discover,think, and learn Teaching Copper Coil Package:The product comes as a single unit, ready to be integrated into your teaching curriculum or experiment setup immediately upon receipt Specification: Material: PP and Metal Size Chart: 15.5cmx10.5cmx42cm/6.10inchx4.13inchx16.54inch Package Includes: 1x Physics Science Lab Learning Kit Note: 1.This is not infant toy, please take away from children to avoid eating. 2.Please allow slightly errors due to manual measurement and different monitors.