Features: The Magnetic Field Demonstrator accurately visualizes electromagnetic concepts with clear magnetic field line, making it essential physics teaching aid for hands on science education. Crafted with metal construction for easy cleaning, this physics experiment includes iron filings and magnet blade for precisely demonstrations. Sutiable for educators, students, and STEM enthusiasts seeks interactive learning tool to explore electromagnetic principles in classrooms or home labs. Perfect for classroom demonstrations, lab experiments, or homeschooling setups to visually explain magnetic field interactions and enhances scientific inquiry. This magnetic field demonstration tool supports multiple configurations with included retangular magnets and iron particles, enabling dynamic visualization of complex magnetic pattern for engaging physics exploration. Specifications: Component: Metal Color: As Picture Shown Size1: Approx. 9x7cm/3.54x2.76in Size2: Approx. 21x11cm/8.27x4.33in Weight: Approx. 200g Package Includes: 1Piece iron powder 1x magnet note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color