Nail also provides junior high school biology, physics, science, mathematics and other courseware, and also shares the correct knowledge points with people.

Courseware is a course software which is made according to the requirements of the syllabus through the determination of teaching objectives, the analysis of teaching contents and tasks, and the design of the structure and interface of teaching activities. The so-called multimedia courseware is a course software made of various media expressions and hypertext structures according to the requirements of the syllabus and the needs of teaching through strict teaching design.