儿子自小大嗓门,特喜欢户外活动,并且一玩就是大半天,不叫不会主动回家。我还真不明白这大自然中有什么魔力能让儿子如此着迷。记得儿子3岁时,一个夏天的傍晚,我们一家人漫步在人行道上,走着走着,儿子突然就问了一句:“爸爸,你知道路边的树为什么长得这么高吗?”我听了一愣神, Son since childhood loudly, especially like outdoor activities, and play for most of the day, do not call will not take the initiative to go home. I really do not understand what magic in nature can make my son so fascinated. Remember the son of 3 years old, a summer evening, our family stroll on the sidewalk, walking, his son suddenly asked: “Dad, do you know why the trees on the road grow so high?” I listen A surprised man,