សវភគរ -Teacher Khmer Books is a free education and reference app developed by Khmer1jivit for Android devices. The app is designed to provide students with a comprehensive learning experience in Khmer language, Mathematics, Physics, Chemistry, and Biology. It features a collection of textbooks, study guides, and quizzes that cover the entire curriculum of grade 12.

The app is user-friendly and easy to navigate. It offers a wide range of features, including a search function, bookmarking, and note-taking, making it easy for students to find the information they need and keep track of their progress. The app also includes a large number of high-quality images, diagrams, and videos to help students visualize complex concepts and understand them better.