一、教学内容圆锥体积(九年义务教育六年制第十二册教材)。二、教学目标通过学生动手实验、教师演示相结合的方法推导圆锥体积公式;会用圆锥体积公式计算圆锥体积;培养学生观察、比较、分析、综合的能力和初步的空间观念;通过以小组形式参与学习过程,培养学生的合作意识;向学生 First, the teaching content conical volume (nine-year compulsory education six years of the twelfth series of textbooks). Second, the teaching objectives Through student hands-on experiment, teachers demonstrate the combination of methods to derive the cone volume formula; cone volume formula will be used to calculate the cone volume; students to observe, compare, analyze, synthesize the ability and preliminary space concept; Participate in the learning process, cultivate students’ sense of cooperation; to students