Learn to analyze the characteristics of graphics and identify classification marks.

It can be classified according to a certain feature of a graph.

Second, the activity preparation

Red flower, small red flower, large yellow flower and small yellow flower 1 flower.

A number of red butterflies, small red butterflies, rhubarb butterflies and small yellow butterflies; Each group 1 sorting box.

Maths P. 12 and P. 13.

Three. Activity suggestion

1, the game "Butterfly Looking for Flowers"

How to play: each child wears a butterfly on his wrist and imitates the butterfly to fly with the accompaniment of music. The teacher gave the order: the butterfly went to find the big yellow flower and lifted it at the same time. Children with rhubarb and butterflies on their wrists danced around the big yellow flowers.

The teacher keeps changing instructions and the children play according to them.

2, know signs

The teacher shows the classification mark card, as shown in the figure, and guides the children to observe and say the names of the mark symbols.

The teacher shows some symbols, and the children take out the corresponding geometric graphics cards and tell the characteristics of the graphics.

Step 3 place toys according to the marks

The teacher shows different types of toys, and the children say their names and count their numbers.

Guide children to classify toys according to their names, colors or textures, and encourage them to tell different ways to arrange and place toys.

The teacher shows the sorting label card and guides the children to stick the label card on the sorting box.

Please put the toys in the corresponding boxes according to the symbols.

4. Observe how the album is divided.

Please tell the children which geometric figures are in the picture, and how many? How many graphics are there in each color?

Let the children say what the six classification symbols stand for.

According to the classification marks, guide the children to draw in the corresponding oval boxes.

How many kinds of figures are there in the oval box? How many figures are there in each type?