During this period, the baby will have a staged leap, making the mother feel that the baby seems to have suddenly grown up. "Children's thinking training" is to use visual and auditory information such as graphics, audio-visual and animation to guide children's learning enthusiasm and promote the development of language expression ability and hands-on and brain-thinking ability. Thinking belongs to the advanced form of human psychological activities and is the core of children's intelligent activities. Children's thinking can be divided into two types: concrete thinking in images and abstract thinking in logic. Figurative thinking is associated with the concreteness of things, that is, babies rely on perception and their own actions to think, and stop thinking without action. Abstract and generalized logical thinking is based on concept, judgment and reasoning, which makes the baby's thinking have certain purpose, direction and flexibility. Therefore, thinking is based on the process of feeling, perception and memory, and goes far beyond these processes. It reflects the essential characteristics of things and is the internal relationship between things.