《各种各样的花》是自然教材第二册植物教学单元中的一堂观察课。这节课是在学生已经练习了凭借感官观察事物的基础上,认识常见花的外形特征,为中年级研究花的结构及今后学习植物的分类知识打下基础的。本课教学应该达到以下目标:学生通过亲眼观察,发现花在外 “Various Flowers” is an observation class in the Plant Teaching Unit, Book 2 of Natural Science. This lesson is based on the observation of things that students have practiced with the sensory organs to recognize the appearance characteristics of common flowers and lay the foundation for the study of flower structure and the classification of plants in the future. The teaching of this course should achieve the following goals: Through observation by the students, students find that they spend outside