Science teaching plan for middle class: Where are the seeds hidden?

Science: Where are the seeds hidden? Activity goal: 1. Through the activity of finding out where the fruit seeds are hidden, we can know that the seeds are hidden in the fruit and understand the purpose of the seeds. 2. Help the seeds find the corresponding fruits and discover the richness of the seeds. 3. Actively participate in exploration activities and experience the fun of discovery. Activity preparation: 1, the children have known and tasted the common fruits in autumn. 2. Children collect all kinds of autumn fruits; Seeds of watermelon, apple, grape, pomegranate and other fruits; Brief introduction of several fruits, several seed foods. Activity flow: 1. Children introduce their own fruits and arouse their interest in finding seeds. (1) Teachers guide children to introduce fruits one by one according to their names, growing places, shapes and tastes. (2) Teachers show some pictures of plants of fruits, and guide children to find that they bring the fruits of plants. 2. Look for the seeds in the fruit and understand the purpose of the seeds. (1) Teacher: When you eat these fruits, do you find any secrets in them? (There are seeds, cores, and hard things) (2) Children start to operate, discover the secrets in the fruit by themselves, and communicate their findings while searching. Provide all kinds of fruits, some of which have been cut and connected with toothpicks. (5) Teacher: Seed babies are very skilled. If you put it in the soil, it will sprout, grow leaves, bloom slowly, and it is best to bear a lot of fruits. 3. Game: Seeds find fruits and discover the richness of seeds. Teacher: I have many kinds of babies here. They can't find their fruit mother. Can you help them find it? Look, the moms are all in the picture above, and there are still a few seed babies in their bellies. You should look carefully, the seed baby in your hand is the same as that in the belly of the fruit mother. (2) Teachers guide children to further observe and tell about the color, shape, hardness and smoothness of various seeds. 4. Understand and taste common seed foods and realize that autumn is a harvest season. Teacher: Actually, these are all plant seeds. Seeds can not only grow into plants, but also be a treasure house of nutrition for our human body, so many seeds have also been made into food. The children tasted seed food. Teacher: Today, we got to know the seeds of fruits and tasted some seed foods. If you discover the secrets of other plant seeds in the future, please tell us. Activity suggestion: natural corner: each person chooses a seed to plant and records the germination of the seed. Area corner activity: learn to peel the seed coat of various seeds and further explore the internal structure of seeds. Parental education: Ask parents to help their children collect the seeds of crops and enrich their knowledge and experience about plant seeds. Field infiltration: paste pictures of seeds in art activities to consolidate children's understanding of the external shape of seeds.