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美国教育家布鲁纳认为:“知识的获取是一个主动的过程,学习者不应该是信息的被动接受者,而应是知识获取的主动参与者。”在课堂教学中创造条件,创设情境,让学生自己去探索、去发现,亲历数学构建过程,集中精力参与课堂。数学教学是数学思维活动的教学。教师向学生提出问题,是激发学生数学思维活动的重要手段;有效设问能引领教学
Bruner, an American educator, said: “Knowledge acquisition is an active process. Learners should not be passive recipients of information, but should be active participants in knowledge acquisition.” "Creating conditions and creating Situations allow students to explore on their own, to discover, to experience the mathematical construction process, and to concentrate on participating in the classroom. Mathematics teaching is the teaching of mathematical thinking activities. Teachers to ask questions to students is an important means to stimulate students’ thinking in mathematics; effective questioning can lead to teaching