曾经看到这样一个故事:爸爸去学校接孩子,问:“最近数学学到什么地方了?”儿子回答“:在学三角函数。”说完,孩子像突然想起什么似的,问:“爸爸,三角函数它有什么用啊?”孩子的问题一下子把爸爸给问懵了……也许在孩子提问之前,爸爸从未用“三角函数”来解决过任何生活中问题。阅读之后我也陷入了思考:我们现在所创设的数学课堂,到底有多少知识是联系生活实际的呢?孩子在课堂上学到了 Have seen such a story: Dad went to school to pick up the child and asked: “Where did math learn recently?” “Son answer”: learning trigonometry. “Finished, children like suddenly remembered what, asked : ”Daddy, trigonometry function what is the use of it?“ ”The child’s question at once asked my father to ask ... maybe before the child asked, dad never use“ trigonometric function ”to solve any life problem. After reading, I also got pondered: how many knowledge in the math class we are now creating is related to the actual life? Children learned in class