This physics experiment coil set is designed to facilitate a deeper understanding of electromagnetic induction. The apparatus includes both primary and secondary coils, which can be used to demonstrate the transfer of electrical energy through induction. This practical teaching aid is suitable for both middle and high school students, providing a clear and engaging way to explore key physics concepts. Features -Color:Multi -Material:Copper, plastic -Size: 8.50X6.50X4.00cm/3.34X2.55X1.57in -Note: Bottom holes are respectively 1 cm and 2.5 cm. -Ideal for classroom use: essential equipment for teaching electromagnetism and electrical physics in middle school settings -Copper coils: utilizes Excellent copper primary and secondary coils to deliver stable and accurate electromagnetic induction -Simple operation: designed for ease of use, making it accessible for both students and educators during experiments -Demonstrates key principles: ideal for illustrating electromagnetic induction, faraday's law, and other fundamental concepts in physics -Robust construction: tested for durability, ensuring it can handle regular use in instructive environments Package list: 1 x set of induction solenoid