教学内容冀教版《科学》三年级下册《磁铁的力量》。教学目标1.学生通过实验区分能被磁铁吸引和不能被磁铁吸引的物体。2.学生能通过反复实验,确定某一物体能否被磁铁吸引。3.学生能用定量的方法,观察磁铁吸引曲别针的“能力”。4.对于可以被磁铁吸引和不能被磁铁吸引的物体,学 Teaching content Ji Teaching Edition “Science” Volume 3 of the next volume, “the power of the magnet.” Teaching Objectives 1. Students experimentally distinguish between an object that can be attracted by a magnet and can not be attracted by a magnet. 2. Students through repeated experiments to determine whether an object can be attracted by the magnet. 3. Students can use the quantitative method to observe the “ability” of the magnet to attract the paperclip. 4. For objects that can be attracted to a magnet and can not be attracted by a magnet, learn