Social Sciences Student Book for Class 9 Junior High School Independent Curriculum to realize the program at the education unit level. This application is made to make it easier for students to learn anywhere and anytime.

This student book is a free book whose copyright is owned by Kemdikbudristek which can be distributed to the public free of charge.

The features available in this application are:
1. Links between chapters and sub-chapters
2. Responsive display that can be enlarged.
3. Page Search.
4. Minimalist landscape display.
5. Zoom In and Zoom Out.

The material discussed is based on Class 9 Social Science material
Theme 1 People and Change
Theme 2 Digital Economy Development
Theme 3 Indonesia's Development Challenges
Theme 4 World Cooperation