Teaching objectives
1 Few students know the four directions of east, south, west and north, and can identify the other three directions with the given direction. These words can be used to describe the direction of an object.
2. Cultivate students' preliminary spatial concept and reasoning ability in the process of paralysis.
There is mathematics everywhere in Bi Rong's life, and he has a sense of closeness to mathematics.
Students love the motherland and science.
Teaching focus
Make students learn to distinguish east, south, west and north in specific situations.
Teaching difficulties
Describe the position of an object with east, south, west and north.
Prepare teaching AIDS and learning tools
Scene map of Tiananmen Square, compass, snow, wooden stakes, etc.
teaching process
First, situational introduction
Teacher: Last class, the teacher gave everyone an assignment to collect information about Beijing. Who would like to introduce their collection to everyone?
Health: Beijing is the capital of China, with a total area of …
Health: There are many famous buildings in Beijing, such as the Forbidden City, the Summer Palace and the Great Wall of Wan Li. ...
Health: Tiananmen Square is the largest activity center in Beijing, receiving tens of thousands of tourists every day. ...
Teacher: The students found a lot of information. The teacher believes that you must have learned a lot from it. Tiananmen Square is one of the famous tourist attractions in the capital Beijing. Almost all tourists will come here when they arrive in Beijing. You see (showing the scene map of Tiananmen Square), there are Tiananmen Gate, Forbidden City, Chairman Mao Memorial Hall, Monument to the People's Heroes, etc. We are all familiar with them. Have you ever been here? Then let the students who have been there be a small tour guide and introduce us to the specific locations of these buildings.
Health: This is the national flag. If you go up from here, you will reach Tiananmen Gate, and then you will reach the Forbidden City. ...
Hello, tourist, we are in the Great Hall of the People. Turn right to Chairman Mao Memorial Hall, then turn right to China National Museum. ...
Health: Welcome to Tiananmen Square, which is the famous Tiananmen Gate, with the Forbidden City in the north, the Monument to the People's Heroes in the south and the Memorial Hall of Chairman Mao in the south ... Free activities are now started, and we will gather on the left side of the Monument to the People's Heroes after the activities.
Teacher: These three guides have their own characteristics, and they are all very good. Do you know where to meet? Who wants to point it out?
Students point to different positions.
Teacher: What's this? Did they make a mistake?
Health: it's not a mistake, it's a different direction.
Teacher: Can you use a more accurate word to indicate which side of the national flag Tiananmen Gate is on?
Health: Tiananmen Gate is to the north of the national flag.
Teacher: "North" is a new term. Have you ever heard of it? What does "North" mean? What else do you know about words that indicate direction like north?
Health: East, South, West and North.
Teacher: OK, in this class, we will know the direction: southeast and northwest. Who will write the topic?
Name the students to perform.
Teacher: How do you know Tiananmen Gate is in the north of the national flag?
Health: I know from the map that it goes up north, down south, left west and right east. (Show me the sign. )
Teacher: Which side of the square is the Great Hall of the People? On which side of the national flag is Chairman Mao Memorial Hall? What else do you know?
Health: China National Museum is in the east of Chairman Mao Memorial Hall.
Health: The national flag is in the south of Tiananmen Gate.
Health: The Forbidden City is in the north of the square …
Teacher: Actually, the southeast and northwest are often encountered in our daily life. What other knowledge or vocabulary do you know about southeast, northwest and northwest?
Health: The sun rises in the east.
Health: The northwest wind will blow in winter.
Health: My family lives in Banpo East Street. ...
Teacher: There seems to be a lot of knowledge about the southeast and northwest. So how do you tell the direction in real life? Today, let's go out of the classroom, have a look outside and find the direction. When looking for the direction, we also work in groups, focusing on the following contents.
1 ∽ ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?
Do you judge the other three directions according to this direction?
What are there in the southeast and northwest?
Second, explore new knowledge.
1 is better than fresh poison tenon.
Teachers lead students to do outdoor activities, and students find their own direction in groups.
Teacher: Students, just now the teacher saw that your groups cooperated very tacitly. Did you find the direction? Which direction did you find first?
Health: We discovered the East first, according to the sun. The sun rises in the east in the morning.
Teacher: You are so clever to find your way so quickly. Please stand in the marked circle in the east of the playground.
Health: We found the north first according to the compass. The compass points north. (Students observe the compass. )
Teacher: Then please stand in the circle in the north of the playground with the sign in your group.
Health: We found the west first, and we found it according to the shadow. In the morning, the sun is in the east and the shadow is in the west.
Teacher: Now we are standing in the middle of the playground, pointing to the southeast and northwest. How do you feel?
Health: the southeast and northwest each occupy one side.
Health: East-West opposition, North-South opposition.
Health: face east and turn right, that is, southeast and northwest. ...
Teacher: The students really observe carefully. Your group will discuss a person at each station in the southeast and northwest.
Teacher: Now we face the East together. If we know the East, how can we identify the other three directions?
Student: We learned nursery rhymes in the Chinese class of Grade One in senior high school: get up in the morning, face the sun, east in front, west behind, north on the left and south on the right. (Students recall children's songs. )
Teacher: Now we face the north together. If we know the north, how can we tell the other three directions?
Health: front, north, back, south, left, west, right and east.
Teacher: If we face other directions, how can we tell?
Teacher: Do you know the right direction now? Well, the teacher will test you. Run around me first, then point the way.
All the students turned to the east. The index finger of the right hand points to the south. Drive north at the step 15.
Teacher: The students are really accurate in identification. Now, please observe further. What are there in all directions of our playground?
Health: To the east of the playground is an amusement park.
Health: The children's building is in the north of the playground.
Health: We have a moat to the west. ...
Teacher: The students watched carefully. There are so many colorful buildings in our campus. Do you like them? Let's try to draw it, shall we?
Teacher: We are going back to the classroom. Think about it, how can I get back to the classroom from the water room?
The teacher led the students back to the classroom.
2 Bixiandou bogey Mujiaoling.
Teacher: Students, now let's sit in the classroom and close our eyes and think about it. If you stand in the middle of the playground, what are there in the southeast and northwest of the playground?
Health: There is a playground in the east, a flower pond in the west, a children's building in the north and an art building in the south.
Teacher: The students remember it clearly. Can you draw a sketch of the campus according to your idea just now?
The teacher gives the students a schematic diagram, and the students finish it independently.
Students report that there are many kinds of paintings.
Teacher: Students, do you think these paintings are the same?
Health: It's different. Some are in the east and some are in the north.
Student: No matter how you draw it, the children's building is to the north of the playground. ...
Teacher: The students draw very correctly. In daily life, in order to facilitate observation and operation, we use up, down, south, left, west, right and east to draw pictures. Now, is there a good way for you to turn the map in your hand into a form of going up north, down south, left west, right east?
Schematic diagram of student rotation.
3 direction in the case of fresh plating retting
Students, now we have some ways to tell the direction. If we are in another time and place, in a strange environment, do you have any other ways to tell the direction? Tell your good method to the students in the group.
Student report:
Group 1: Look at the leaves. On the leafy side is the south. (Observe the tree. )
Group 2: Look at the tree rings. The side with dense rings is the south. (Show wooden teaching AIDS. )
Group 3: Look at the signs. There will be signs indicating the direction on the road. ...
Teacher: Students' extracurricular knowledge is really rich. It's amazing that they have come up with so many methods. In fact, there are many natural compasses in nature, which can be used as long as we observe them carefully and think more.