The children in the big class have a preliminary understanding of some basic plane graphics, their abstract thinking ability has been further developed, and they have become interested in the division and combination of graphics. This activity is specially designed to deepen children's understanding of the relationship between graphics, help children understand the relationship between graphics and promote the development of children's flexible thinking.

moving target

1. Learn to divide and combine graphs and find the relationship between graphs.

2. You can change a graph into various graphs with different numbers.

3. Creatively use various graphics to combine object images.

Division and combination relationship between active key graphics.

Combination innovation of difficult graphics in activities.

Activities to be prepared

Teaching AIDS: courseware, square cardboard, camera.

Learning tools: Each child has a square piece of cardboard and a pair of scissors.

Activity process

First, find the graph.

Teacher: Today, the teacher brought you a new friend. Look! who is it? Have you ever seen a robot? Where have you seen it? So what's the difference between this robot and what you have seen before? What is this made of? Find out the patterns of various parts of the robot body. See which part of the robot is round. ……

Second, children operate to explore the changes in graphics.

1 10% discount.

(1) Shall we do a magic trick? (Give each child a piece of paper) What number is this? The teacher told you that it still has magic. As long as you fold it by hand, it will become two other shapes. Let's fold it and see what it will become. Two figures.

(2) Children begin to operate freely and explore the changes of graphics. Teachers observe and guide.

(3) children show the results of changes, a square (jy 135) early childhood education.

Www.jy 135.com) conjure up two pictures.

(4) Try to fold the useless method just now.

2. cut it off.

(1) Cut it with scissors and turn a square into two figures.

(2) children's hands-on operation. Teachers observe and guide.

(3) Tell me which two figures have changed from your square? Show children's works with different tailoring.

3. compare it.

Compare two cutting diagrams. Are they the same size? What did you find? Whose two numbers are the same size? A square can be folded in half and cut into two figures of the same size. )

4. Fight.

What kind of graphics can be made by splicing two cut graphics into one? (The two figures after square cutting can also be combined into the original picture. )

Third, the graphic baby has changed a lot.

1. Now, if you continue to change the cutting pattern, what pattern can you change? Count how many figures do you have now? You guys are amazing! A square can change so many figures.

2. Graphic collage.

Spell on the table with the figures in your hand, and you can combine them into a figure or a picture. See whose works are different from others and whose are more creative.

3. Show the works and share the communication.

Fourth, activity extension.

Please try to cut, spell and compare rectangles, triangles, trapezoid and circles.