Make students more interested in learning mathematics, more vivid and flexible, refining the teaching content in the teaching, highlighting the difficult points of knowledge, easy to focus on understanding
To make students more interested in learning mathematics, more vivid and flexible, in the teaching of refined teaching content, highlighting the difficulties of knowledge, easy to focus on understanding
It makes the students more interested in learning mathematics, more vivid and flexible, refines the teaching content, highlights the key and difficult points of knowledge, and facilitates the key understanding