This iron powders box is an essential tool for demonstrating and electromagnetic principles. It is designed for physics and science education, making it suitable for classroom experiments and school projects. The iron filings inside the box allow students to visualize magnetic field lines clearly, enhancing their understanding of magnetism. Features -Color:Black -Material:Plastic, iron -Size:9.00X7.00X0.80cm/3.54X2.75X0.31in -Visual learning aid: the iron powders box allows students to visually map out magnetic field lines, enhancing their understanding of magnetic field formation and properties -learning tool: as a teaching instrument, it helps students in conducting physics and electromagnetism experiments, improving their learning outcomes -Concept clarification: this product helps students grasp abstract concepts like through clear demonstrations, making complex ideas easier to understand -Versatile application: ideal for use in physics labs, schools, training centers, and science exhibitions, providing a wide range of learning opportunities -Engaging demonstrations: the vivid demonstration effects stimulate students' interest in learning, increasing their engagement with physics and electromagnetism Package list: 2 x iron powder boxes