Description: Enhanced Understanding: This 3D magnetic field demonstrator is an essential educational tool designed to help students grasp the basic concepts of electromagnetism more effectivelyApplication: 3d sensor device is well suited for classroom environments, making complex ideas easier to understandInnovative Structure: The educational demonstrator uses a 3 dimensional design to vividly display the distribution of magnetic fields in space. Its transparent structure allows students to clearly observe the magnetic lines of force, providing a comprehensive learning experienceMulti Function: This classroom physics teaching tool is ideal for middle and high school physics education, helping to intuitively visualize and understand magnetic field conceptsPopular Science Tool: In addition to educational institutions, this experimental equipment is also an resource for science museums and technology centers, helping to carry out engaging science activities and demonstrations Size Chart: 17.5cmx21cm/6.89inchx8.27inch Package Includes: 1 Demonstrator1 Hoof Magnet1 Bar Magnet1 Semicircular Panel Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.