Design intent: Sorting is to arrange more than two objects in a group in order. Children can arrange objects according to their size, shape, color, quantity and name, and explore and discover various regular sorting methods. Middle-class children have gradually realized some attributes of things, such as size, length, color, shape and so on. And can find their obvious differences and feel the experience of relevant laws. According to the age characteristics of the children in the middle class, combined with the actual life, this activity uses game scenes throughout the activity to stimulate children's interest, guide children to observe and discover laws, promote the development of children's ability to observe, compare, think and create, and enable children to learn and use mathematics in games, feel the importance and interest of mathematics in the process, and feel the beauty of the rules of object sorting in life.

Activity objectives:

1. Can find and clearly tell the arrangement of objects.

2. Learn to classify objects regularly according to their 1-2 characteristics.

3. You can use the method of regular sorting to decorate articles and feel the beauty of regular sorting of articles in life.

Activity focus: Learn to sort objects regularly according to their 1-2 characteristics.

Activity difficulty: can find and clearly say the arrangement law of objects.

Activity preparation:

1. Experience preparation: Children have already had the preliminary experience of regular sorting, and have observed regularly sorted items in their lives.

2. Material preparation:

(1)PPT (pictures regularly arranged in life, such as cushions and bead curtains);

(2) Children's operation data:

① Wear bracelets: hair roots, pen covers of various colors and beads;

② Decorative tape: homemade tape and various homemade operation graphics;

③ Decorative photo frames: self-made photo frames and I-shaped nails of various colors;

4 decorative hats: homemade hats, sequins of different sizes;

Activity flow:

Play PPT first to guide children to observe the pictures in regular order in life.

1, play PPT to guide children to observe.

2. Guide the children to find the rules and tell the arrangement rules in complete words.

3. Teacher's summary

Second, children's group work activities

1. Teachers demonstrate operating materials.

(1) Decorate photo frame: Decorate a beautiful photo frame with I-nails regularly and give it to rabbits.

(2) Decorate the hat: regularly decorate a beautiful hat with sequins of different sizes and give it to rabbits.

(3) Decorate the belt: regularly decorate a belt with various graphics for the baby to give to the rabbit.

(4) Making bracelets: provide beads and a pencil box string necklace, put on a watercolor pen box with hairy roots, and put on beautiful bracelets regularly to give to rabbits.

2.www.jy 135.com put forward the operation requirements.

(1) Pay attention to safety when operating H nail, and keep quiet during operation. Please raise your hand if you have any questions.

(2) Children can decorate with the rules we just mentioned, or they can come up with different rules;

(3) If you decorate a gift quickly, you can go to another group to decorate other gifts.

3. Children's operation, teachers' tour guidance, encourage children with strong ability to boldly create sorting rules.

Third, show children's works, and teachers and children will comment together.

1. The teacher focuses on the 1-3 sorting rules for comments.

2. End naturally, guide children to check each other after class and give decorative gifts to rabbits.