1, small graphics, big world. The content is to find graphics in life, and to further understand rectangles, squares, triangles and circles through the activities of appreciating and designing patterns.

2. Match stick game, so that students can master the skills of placing match sticks in activities such as watching and moving. Let students constantly cultivate their hands-on operation ability in the process of actual operation.

3, China Tangram, understand the rules of the game of Tangram, and try to spell out some simple patterns. Develop the ability of hand-eye coordination, observation and imagination in the process of jigsaw puzzle; Stimulate students' initiative to use their hands and brains and make bold innovations in practice; Cultivate students' good qualities such as cooperation, mutual assistance and innovation.