“请王征同学把他制作的指南针给我们展示一下好不好?”随着一阵阵的掌声,一位瘦弱的男生走上了讲台,他手中捧着三个纸盒,随即一一打开并伴随着讲解,最后他还邀请几个同学上台对自己的指南针做了验证,并接受了其他同学的提问。有谁能猜出这是一节什么科的课堂?它不是物理课也不是综合实践课,而是一节历史课的“开场”。这看似与历史 “Please Wang Zheng students to show us the compass produced good or bad? ” With the bursts of applause, a thin boy took to the podium, he was holding three cartons, then open one by one And accompanied by explanation, he finally invited several students took the stage to verify their compass, and accepted the questions of other students. Who can guess what section of this section is a class? It is not a physical course nor a comprehensive practice class, but a historical lesson “opening ”. This looks like history