Description This educational iron powder set is designed for demonstrating fields in a classroom setting. The iron powder is neatly packaged in a box, making it easy to store and handle. Ideal for students, it helps visualize lines and enhances understanding of magnetism concepts in physics and science experiments. Features -Color:Transparent -Material:Plastic, Iron -Size:5.50X5.50X1.50cm/2.16X2.16X0.59in - field demonstration: with teaching iron powder, students can observe and learn the characteristics of fields, enhancing learning effectiveness -Boosts student interest: iron powder demonstrations can spark students' interest in physics, making learning more enjoyable and increasing motivation -Solves learning challenges: fields are a challenging concept in physics; teaching iron powder helps students better understand and grasp these principles -Versatile usage: suitable for middle and school physics labs, home education, session, and more, meeting various needs -Plastic and Iron: made from iron shavings, the teaching iron powder is Plastic and Iron, allowing for longterm usePackage list: 5 x Iron powder box