This iron-shell foil is an essential physics classroom tool for teachers and students exploring static electricity experiments. As a science experiment teaching aid, its construction allows for accurate demonstration of electricity experiment phenomena, helping users achieve clear, immediate detection of both positive and negative electric charges for hands-on learning. Features -Color:Sky-blue -Material:Iron, foil -Size:20.00X14.20X8.50cm/7.86X5.58X3.34in -Accurate electricity detection: this iron shell foil provides precise results in electricity experiment set, enabling students and teachers to identify positive and negative static charges during physics experiment activities -Classroom science tool: designed with a iron shell, the electricity detector tool ensures durability for repeated use in student science toys and physics classroom teaching, making it an essential classroom science equipment -Response: the sensitive foil sheet to static electricity, effectively demonstrating conducting electricity experiment toy principles and science experiment teaching aids for students -Enhanced physics education: for physics classroom tools and electricity science experiment kit needs, this device supports teachers in delivering clear lessons on static electricity and charge properties -Versatile: ideal for easy science experiments and static electricity learning experiment, it empowers educators and students alike to explore diy science projects, expanding their understanding of science learning toys concepts in class Package list: 1 x physics education tool