Description This finely crafted iron filingsis designed for educational purposes, making it ideal for demonstrating magnetic field lines in physics classes. Its smooth texture and consistent quality ensure accurate results during experiments, helping students visualize and understand the principles of magnetism effectively. Features -Note: Random shape of the white bottle -Color:Black -Material:Iron -Size:16.00X8.00X8.00cm/6.29X3.14X3.14in -Easy to use: designed for effortless setup, this iron filingsrequires no special skills, making it ideal for quick and effective magnetic field demonstrations -Clear observation: the coarse iron filings ensure high visibility, allowing students to clearly observe magnetic field lines and understand complex physics concepts -Versatile application: suitable for middle and high school physics classes, this tool supports teachers in explaining magnetism and magnetic field theories with ease -Ample quantity:educators can conduct multiple experiments without running out, ensuring consistent teaching sessions -Enhanced engagement: helps students actively participate in science experiments, fostering curiosity and a deeper understanding of magnetic phenomenaPackage list: 1pc iron filings