自然教学大纲规定:自然学科“担负着向学生进行科学启蒙教育的任务”,要“指导学生获得一些浅显的自然科学基础知识”。这一“指导”,是“教师尽可能启发学生自行探求和应用知识”的“指导”,如何把教师的“指导”与学生的“自行探索”有机结合,使指导既具有目的性、方向性,又能始终为学生的“自行探究”服务,并贯穿于教学过 The natural syllabus stipulates that the natural sciences “take the task of educating students in science and enlightenment,” and “guide students to acquire some basic knowledge of natural sciences.” This “guide” is the “guide” that “teachers try their best to inspire students to seek and apply knowledge on their own” and how to combine the “guide” of teachers with the “self-exploration” of students to make the guide both purposeful and directional , But also for the students always “self inquiry” service, and throughout the teaching