The application is a free book, which provides information about the Social Sciences for the education of students of the 9th grade. It contains the most important topics of the Social Sciences. Topics are presented in a way that is easy to understand. The application has a simple and responsive user interface, which can be used on any device, even a tablet. The material is based on the curriculum for the 9th grade, which is the final grade of the elementary school. The application is useful for teachers, students, and parents, who can use it to help their children learn more about the Social Sciences.