Activity objectives:

1. On the basis of observation and comparison, children boldly reason and predict, initially perceive probability, and establish the concept of statistics.

2, using the existing experience, simple statistics in life.

3. Willing to explore the relationship between things in life and experience the fun of mathematics activities.

Activity preparation:

Material preparation: PPT, statistical table "The Most Popular Sugar", pencil and eraser.

Experience preparation: children have a certain understanding of speculation.

Activity flow:

First, the scene is interesting and arouses interest.

1, PPT Show me the candy store: Look, there is a store here. What goods does this shop have?

2. There are so many sweets, so what shop is this? (candy store)

3.PPT shows spiders: there is a friend in the candy store. Look, who lives in a candy store? What interesting things will happen to spiders in candy stores? Let's listen to the story of the spider and the candy store.

Second, make bold guesses and predict the results.

1, (PPT screen 1) Mimi comes to buy sugar, and the spider shows Mimi's record of buying sugar.

Question: (1) Do you agree with the spider's guess?

(2) Where can I see from the record that Mimi likes to eat lollipops?

2.(PPT screen 2) Buying sugar in winter and winter, the spider shows the record of buying sugar in winter and winter.

Question: (1) As can be seen from the records, how many times did Dongdong buy sweets? What candy did you buy?

What kind of sugar does she like?

3. Is there any good way to predict what kind of sugar customers will buy?

4.(PPT screen 3) Yang Yang came to buy sugar, and Spider showed Yang Yang's record of buying sugar.

Question: (1) Please carefully observe the record and guess what candy he will buy this time.

How did you know?

5.(PPT screen 4) Feifei comes to buy sugar, and the spider shows Feifei's record of buying sugar.

Question: (1) What sugar do you think she will buy?

What kind of sugar is easier to buy? Why?

6.(PPT screen 5) Xiaoming comes to buy sugar, and the spider shows Xiaoming's record of buying sugar.

Question: What kind of candy do you think he will buy? Why?

Third, observe statistics and speculate on the results.

1. Auntie decided to ask Spider to stay and predict what candy would sell well.

2. Auntie is ready to purchase again. How can I know which kind of sugar is the most popular? Let's see what spiders can do.

3. Show "Candy Week Sales Record Form" and "Statistics Form" to guide children to observe and understand.

4. Children should have a statistical table to find out the most popular candy.

5. Summary: Statistics can help us understand the situation more clearly and predict the future correctly. In daily life, we can also observe and understand the people and things around us in this way, and guess what is the most popular with statistical methods, ok? ......