Description This solenoid physics demonstration tool is essential for school science projects, providing high-precision magnetic field visualization to help students grasp electromagnetism principles. Its durable, compact design suits classroom supplies and lab projects, meeting diverse science teaching and school experiment needs. Features -Color:Multi -Material:Metal, plastic -Size:18.00X14.00X8.00cm/7.07X5.50X3.14in -Enhanced magnetic field demonstration: the solenoid experiment apparatus provides highprecision magnetic field visualization, ideal for electricity experiment equipment and classroom science demonstration needs -Optimized for school curriculum: specially designed for school science experiment settings, this teaching instrument meets middle school physics new curriculum standards, supporting science projects and basic physics learning tools -Durability & stability: engineered as reliable school teaching equipment, this electromagnetic coil tool ensures consistent results in repeated physics experiments and reduces maintenance for longterm science classroom use -Versatile experimental modes: enable a wide range of science discovery circuit and basic electricity discovery projects with one device, enhancing science teaching and exploration for diy circuit and induction coil demonstrations -Portable & compact design: the electromagnetic learning tool features a compact structure for easy storage and transport, perfectly suitable for school experiments, lab projectsPackage list: 1 x solenoid