小学生的心理特点使他们具有对新鲜事物好奇心强、探究欲浓厚,而多媒体教学手段则恰恰满足了孩子的这一年龄认知特点,它突破时空的限制,它将孩子们的感觉器官、思维触角不断延伸,从而达到激发学习兴趣,提高学习效果的目的。因此,在教学中巧妙运用多媒体教学手段,能有效地调动学生多种感官协同活动,不仅能活跃课堂气氛,还能培养学生的观察能力、表达能力、思考的能力和自主学习的能力。 The psychological characteristics of pupils make them have a curiosity for new things, a strong desire to explore, and multimedia teaching methods just to meet the children's cognitive characteristics of this age, it breaks through the limitations of time and space, it will children's sense organs, thinking Tentacles continue to extend, so as to stimulate interest in learning and improve the learning effect. Therefore, the skillful use of multimedia teaching in teaching can effectively mobilize the students 'multiple sensory collaboration activities, which can not only stimulate the classroom atmosphere, but also develop the students' ability of observation, expression, thinking and self-learning.