有效的课堂提问不仅可以激发学生的学习兴趣,提高课堂教学效率,还可以开拓幼儿的思路,成为幼儿思维活动的导航,使得课堂精彩纷呈。本文结合教学实践,阐述在幼儿科学活动中如何提高教师提问的有效性。 Effective classroom questions can not only stimulate students’ interest in learning, improve the efficiency of classroom teaching, but also open up the thinking of children and become the navigation of child thinking activities, making the classroom colorful. This article combines teaching practice, elaborates how to raise the validity of teachers’ questions in preschool science activities.