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“暗箱问题”是科学研究中经常遇到的课题。在小学自然教材中,有些课文所介绍的内容是不能直接感知的事物,但根据一定的可感知情况,可以间接推断出来。这一类内容,在教材中常以“解暗箱”的形式出现。例如:《人的骨胳》、《人的神经系统》等课文,都属于“解暗箱”课。这些课文是教材中的难点,也是学生较难掌握的内容。教师在教学这部分内容时,可按以下三个步骤进行。第一,激发兴趣。教师根据学生的好奇心理,或出示一些较新奇的事物,或创设问题情境,以激发学生对解“暗箱问题”的积极性。它是解决“暗箱问题”的前提。
The “black box problem” is a frequently encountered issue in scientific research. In elementary school textbooks, some texts introduce things that can not be perceived directly, but can be inferred indirectly based on certain perceived situations. This type of content, often in the textbook “solution dark box” form. For example: “human skeleton”, “human nervous system” and other texts, all belong to the “unmasking” class. These texts are difficult in teaching materials, but also difficult for students to grasp the content. Teachers in teaching this part of the content, according to the following three steps. First, to stimulate interest. Depending on the curiosity of the students, teachers may present newer things or create problematic situations to stimulate students' enthusiasm for solving the “black box problem.” It is to solve the “black box problem” premise.