Textbook help is an auxiliary teaching material for students. Teaching materials help pay attention to the interpretation and arrangement of teaching materials, and help students better understand and master knowledge points. The content of textbook help covers various subjects, including Chinese, mathematics, English and so on. , suitable for students who need to understand the textbook in depth.

Graffiti is an auxiliary teaching material, focusing on helping students better remember and understand knowledge points through coloring and painting. A graffiti book covers various subjects, including Chinese, mathematics, English and so on. Suitable for students who like graffiti painting.