I. Activity objectives:
1, knowing the size, can compare the size preliminarily.
2, through the game, you can match the size according to the prompt.
3. Be able to actively participate in and experience the fun of mathematics activities.
Second, the key points and difficulties:
1. Get the concept of "knowing the big by comparison and knowing the small by comparison" in learning.
2. Let children develop multi-angle and multi-level thinking in the process of mastering big and small concepts.
According to the laws of physical and mental development of children aged 0-6, the principles of preschool education can be summarized as follows:
(1) Education that adapts to the development of all ages and individuals from prenatal education;
(2) To promote the healthy development of preschool children's body, intelligence, morality and beauty and their healthy personality;
(3) Adult care for preschool children should be combined with education;
(4) Interest induction and growth in the game;
(5) Create a suitable environment and give full play to its educational function.
Reference to the above content: Baidu Encyclopedia-Preschool Education