1, pictures are one of the most commonly used teaching media in preschool education, which can be used to show the appearance, shape, color and other characteristics of things and help children understand and remember knowledge.

2. Video can present the characteristics and process of things through dynamic images and sounds, which can stimulate children's interest and curiosity and help them better understand and master knowledge.

3. Audio can present the characteristics and process of things through sound, which can help children better understand and remember knowledge, and at the same time, it can also cultivate children's listening and language skills.

4. Physical objects are one of the most intuitive and vivid teaching media in preschool education, which can let children touch and feel things personally and help them understand and master knowledge more deeply.