小学自然教学的重要任务之一,是培养学生学科学、用科学的各种能力,观察能力是发展各种能力的基础,因此小学自然教材中,有相当份量的观察课。它是以在自然条件下对客观事物和现象进行观察、研究为主要教学方式的课。这种课的表达方式一般是先教师启迪诱导学生去自行观察,发现问题,然后经过思考,集体研讨,作出结论, One of the important tasks of primary school nature teaching is to cultivate students' science and ability of using science. Observing ability is the basis for developing various abilities. Therefore, there is a considerable amount of observation class in primary school natural teaching materials. It is based on the natural conditions of the objective things and phenomena observed and studied as the main teaching methods. This class of expression is generally the first teacher inspired to induce students to observe on their own, identify problems, and then after thinking, collective discussion, to conclude,