一、实验目的:让孩子知道蚯蚓有再生能力(一条蚯蚓分成两段也能成活);培养幼儿做小实验的兴趣。二、实验准备:带幼儿到园地里寻找蚯蚓(从观察蚯蚓的粪便和被蚯蚓钻松了的泥土着手,教会幼儿寻找蚯蚓的方法);通过观察法让幼儿感知蚯蚓的外形特征,了解蚯 First, the purpose of the experiment: Let the children know that earthworms have the ability to regenerate (a earthworm can be divided into two sections can survive); to cultivate children interested in small experiments. Second, the experimental preparation: to look for earthworms with young children to the park (from the observation of earthworms and earthworms loosened by the mud to start the soil, the church children looking for earthworms method); by observation to let children feel the shape of earthworms, understand earthworms