为了普及科学知识，探索科学发展的历程，领略科学丰富多彩的趣味，弘扬科学名家的丰功伟绩，学习科学家不懈的创新精神与无私的奉献精神，培养青少年科学、爱科学的浓厚兴趣，并密切结合青少年朋友日常的生活与学习特点，我们组织编写了这套《科学知识大课堂》。 ( In order to popularize science knowledge, explore the process of history development, appreciate the fun of colorful science, promote abundant achievements by famous scientists, learn innovative spirits and selfless sacrifice spirit of scientists and cultivate strong interests by youth for science, we compile this set of Large Class of Science Knowledge with consideration of life and study characteristics of young friends. )