1. Review odd and even numbers within 20 to further understand the meaning of odd and even numbers.

Mark will be used to record the score of the ball and try to calculate the score by accumulation.

3. Abide by the rules of the game, listen carefully to the operation requirements, and experience the happiness of cooperation with peers.

Activity preparation:

1, knowledge and experience: I have studied odd and even numbers within 20.

2. Teaching AIDS: 6 shots, 6 small basketballs, 1 teacher's example card, 6 children's operation cards, 6 markers and digital cards (1-20). Basketball game DVD.

Activity flow:

1, play the "hug" game and review the odd and even numbers within 20.

(1) Rule: The teacher will randomly display a number in 1-20, and the children will act accordingly. (singular-hug yourself, even if two people hug together)

(2) The game is repeated, and the teacher keeps changing numbers. During the game, he will ask the children why they hug themselves or why they hug each other.

2. Play the DVD of the basketball game to stimulate children's interest.

"What game did you watch just now? Do you like basketball games? Talk about your understanding of the basketball game. "

3. Tell the children: "Today, our class will have a shooting competition!"

Send the player's game number and play odd and even games. (Understand that odd numbers are also called odd numbers, and even numbers are also called even numbers. )

4. Group match: Throw two points.

(1) Explain the competition requirements:

① Divide into six groups, cooperate in groups, and give your team a team name. Every child in each group has the opportunity to pitch, and the pitching situation of each group should be recorded.

(2) Show the record form and explain the record requirements: throw a ball and draw two figures (your favorite figure), and get 2 points. Finally, you should calculate the total score of your group. (Explain and demonstrate the recording method) and think about how to calculate the total score.

(2) Children start the competition and record in groups. Teachers' itinerant guidance.

5. Share the results of the competition. Each group recommends a player to tell the score of their first team. The key point is how you worked out the total score.

6. Teachers and students found that the best way to calculate the "2" accumulation is: two numbers.

7. Play the music and pictures of the basketball game, and the children will imitate the basketball players and end the activity.

End of activity:

Try to throw a three-pointer and record the total score (explore the accumulation of "3").