1, visual education: to cultivate children's visual ability to distinguish the size, color and shape of objects. The main contents are: socket cylinder, pink tower, brown ladder, long stick, color cylinder, color sample, geometric figure panel, geometric solid group, triangle group, trinomial type and so on.

2. Tactile education: enable children to recognize the surface conditions of various objects, such as their hardness, temperature, shape, size and humidity, and stimulate the development of touch. The main contents are: tactile board, object identification bag, temperature sensing board, etc.

3. Taste education: Understand various tastes and develop children's taste function. The main contents are: tasting bottles, etc.

4. Olfactory education: it will recognize all kinds of smells and promote its sense of smell to be more sensitive. The main contents are olfactory tube and so on.