在教学中,经常听到老师说,这孩子太笨了,什么也不会。但当我们静下心来想一想,谁一生下来什么都会呀,不都是在后天一点一点学的吗,我知道这是老师一时的气话,当然我们不能当着孩子的面说。所以要在教学中培养学生的思考能力和动手能力。一、在实验学习中获得知识,激发科学学习兴趣我在讲“浮力”时,有的同学会问,一块长木头竖着放入水中比横着放入水中受到的浮力小,因为竖着放,底面积小,而横着放底 In teaching, I often hear the teacher say that the child is too stupid and can not do anything. But when we stop to think about it, who will be born in everything, not all learned a little bit of the day after tomorrow, I know this is the teacher’s momentous words, of course, we can not face the child’s face. Therefore, we should cultivate students’ thinking ability and practical ability in teaching. First, to acquire knowledge in experimental learning to stimulate scientific interest in learning When I talk about “Buoyancy ”, some students will ask, a piece of long wood into the water than the vertical buoyancy into the water by the small, because the vertical Put the bottom area is small, while the sideways put the bottom