学生是课堂的主人,关注学生的课堂状态,让学生独自在思考的道路上走一走,是我们研磨“和与积的奇偶性”一课的目标取向之一。一、破土而出,把教学结构的“深藏不露”走成“画龙点睛”片断一:化繁为简教材要求学生每人任意选两个不是0的自然数,求出它们的和。然后通过小组交流,把各人选择的加数与算出的和,填在教材设计的表格里,积累研究的素材。每个表格本身的栏目从某种程度上规约着研究的方向和内容,如果事先印好表格让学生直接填 Students are the masters of the classroom. Focusing on the students’ classroom status and letting the students walk alone on the path of thinking is one of the goals and objectives of our lesson of “Parity and Integrity”. First, the ground-breaking, the teaching structure of “hidden” “into ” finishing touch "Piece 1: simplification of teaching materials require students to choose each of two arbitrary natural number is not 0, find their with. Then through the group exchange, add the sum of each choice and the calculated sum, and fill in the form of the textbook design to accumulate the research material. Each form itself part of the rules of the study to some extent the direction and content, if printed in advance form for students to fill