1, know the name, appearance characteristics and internal structure of tomatoes, and know that tomatoes are nutritious.
2. Be able to boldly express your findings in words.
Activity preparation:
Some tomatoes, ppt courseware,
Key points and difficulties:
Understanding tomatoes from their external characteristics and internal structure
Activity flow:
I. Import activities:
Children, a special friend came to our class today. Let's guess who it is. You should listen carefully! (riddle: the face is round like an apple, sweet and sour and nutritious. You can cook as well as make fruit. ) Have you guessed, children? (tomato)
Look, here comes the little tomato. (Courseware demonstration, dubbing: Hello, I'm a tomato)
Second, understand the name of tomatoes:
Courseware demonstration, dubbing: "Do you know? I also have a nice name. What's it called? " (tomato)
Third, know the shape characteristics of tomatoes:
1, (PPT has mature and immature tomato babies) Dubbing: "Look, what color clothes am I wearing?" Children, do you know why some small tomatoes wear green clothes and some small tomatoes wear red clothes? (Name the colors of mature and immature tomatoes) The original immature tomato baby wears green clothes, and the mature tomato baby changes into red clothes.
2. Listen carefully, children. What else does Little Tomato want to tell us? Voice-over: "What does my body look like?" (round)
3. Dubbing: "I think children have good skin, so what do you think of my skin?"
Just now, the little tomato asked us a question. Now the teacher asks the children to touch the small tomato and see what the skin of the small tomato looks like. (The class teacher gives out tomatoes) (slippery, smooth) (Praise the children's good words in time)
4. Summary: The children carefully observed and found that the tomato baby was round and fat; The little tomato is not mature yet, wearing green clothes; When it is mature, put on red clothes. Its skin is as smooth as yours! Do you think little tomatoes are beautiful?
Fourth, understand the internal structure of tomatoes:
1, such a beautiful little tomato, can you guess what's in its belly? (Let the children speak first)
2. (Cut tomatoes and play ppt) The children talked a lot. Now let's have a look! Emphasize the danger of knives, and the teacher should cut them. ) There are small cut tomatoes in front of the children. Please observe them carefully and tell the children around you what you see.
3. Summary: The children looked carefully and found that there was a thin layer of skin outside the tomato, and there was red pulp under the skin. There were several small houses inside, and there were a lot of water and round seeds in each house.
Five, understand the nutrition of tomatoes:
1, such a lovely little tomato, would you like to be friends with it? (PPT shows dishes made of tomatoes, such as scrambled eggs with tomatoes. ) Hey, is Little Tomato playing hide-and-seek with us? Where is it hidden? Come and find it, children. The children are really great. They can find out where the little tomato is right away. Have you eaten all these dishes made of small tomatoes?
2. Why do people like tomatoes so much? It is nutritious and delicious. Eating more tomatoes can supplement vitamins and make children grow up healthily.
The intransitive verb ends the activity:
However, the teacher found that some children don't like tomatoes. You see, small tomatoes are beautiful and nutritious, and everyone likes them. So children who don't like tomatoes should get rid of the habit of picky eaters, okay? Now we are friends with Baby Tomato, and it wants to invite children to dance with it. Would you like to? Let's invite the little tomatoes out together! A teacher wears a big headdress to play with tomatoes, and the dance between the teacher and the children is over. )
(PPT plays FLASH)
Teacher: Today, we met another good friend, that is our little tomato, little friend. Let's introduce this new friend to the visiting teacher.