This set of magnets is for educational purposesTeaching tools used for physical experiments and demonstrations (such as science education experiments for elementary schools and physics experiments for middle school students). They can also be used for student stationery or children's toys, which can stimulate thinking and imagination. This greatly helps and promotes the understanding and knowledge of magnetic fields among primary and secondary school students and children. Children can also use the principle that N and S poles of magnets repel each other while opposite poles attract to create compasses.,It enables students to directly perceive the existence of the magnetic field.,
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