小问号“全国百名科学小院士”张一帆是山东省德州市北原六年级的学生。他从小爱学习，不懂的问题总爱问个不停，大家都亲切地称他为“小问号”。他常向大人提问：为什么天会下雨？为什么水会结冰？天上有人么？爸爸妈妈总是不厌其烦地给他讲解。上学后，他又成了班里的“小问 Small question mark “100 National Science Academician” Zhang Yifan is a student of the sixth grade of the Northern Plain of Dezhou, Shandong Province. He loved learning from childhood, do not understand the total love asked non-stop, we affectionately call him a “little question mark.” He often asks adults: why days will rain? Why water will freeze? Is there anyone in the sky? Dad and mom never give up to explain to him. After school, he became the class "little question