1, guide children to find larger objects through one-to-one correspondence, which will compare the sizes.

2. Cultivate children's preliminary analysis and comparative ability.

Activities to be prepared

1, courseware-math card

2. For pictures with different sizes and the same shape, there are several shape markers and size markers respectively.

Activity process

1, showing the comparison of math cards.

Teacher: Elephants and ants are good friends in the forest. Although different in size, they help each other. The elephant is very big. Little ants are sitting on the elephant's back and playing happily.

(1) Look, children, what's the difference between the body of a small ant and that of an elephant?

Small ants are small, while elephants are big.

Who can tell me what kind of fruit this is? (Apple, strawberry)

Which fruit is bigger? Shall we draw it in a circle?

(3) Dogs and bees also come to play. Who is younger, a bee or a dog?

Let's draw him with dots.

2. Show the comparison of mathematical cards

Which is bigger, the mother's clothes or the child's clothes?

(1) Ask children to observe and compare the sizes of clothes and shoes in the picture.

(Children talk to each other)

(2) Let children think about the size of their parents, their clothes and shoes in life.

(3) Look at these three pictures. Do you know them?

Chicken, butterfly, elephant. )

Teacher: Our animals are drawn with circles, and the smallest animals are drawn with dots.

(Children say, teachers draw)

3. Classify the graphic blocks with the same shape and different colors according to the marks.

Show these pictures:

(1) What kind of graph is this? Which home should I go back to?

(The child said that the teacher operates big pictures, and I will send you to the big standard house;

I'll take you to Marco's house. )

(2) Let the children send the rest of the pictures home.

(Ask children to tell the operation process while operating)

4. Game activities: harvest

The teacher took everyone to the farm (district) to collect fruits and vegetables and then sent them home.

(Let the children talk while sending. )

Example: Radish, I'll take you to Marco's house.

5. Activity evaluation

The teacher summed up these activities.