一、教学目标1.能说出声音的大小、高低与物体的振动有什么关系。2.能通过实验探究哪种材料适合做鼓面,能在教师的指导下制作简单的小乐器。3.愿意与小组其他成员共同制定制作小乐器的计划,并分工完成小乐器的制作任务,可以客观地评议自己和别人设计、制作的小乐器。二、教学流 First, the teaching objectives Able to say the size of the sound, the level of vibration and the object has any relationship. 2. Through experiments to explore what kind of material suitable for drumheads, teachers can be produced under the guidance of a simple small instrument. 3. Willing to work with other members of the group to work out a plan for making small musical instruments, and to divide the work into small musical instruments to produce tasks that can objectively evaluate the small instruments designed and produced by themselves and others. Second, teaching flow