Học Tốt - Giải Bài Tập - SGK is an educational reference program available for iPhone users. Developed by Son Ngo Dinh, this free app provides sample solutions, textbooks, and exercise books for teachers, parents, and students to enhance their learning experience.

The program offers a wide range of subjects to choose from, including math, physics, chemistry, biology, English, literature, history, geography, and computer science. It covers various aspects of learning, such as solving math problems, writing compositions, and preparing for mid-term, final exams, and graduation.

One of the key features of Học Tốt - Giải Bài Tập - SGK is its comprehensive collection of math formulas, periodic table of elements, and English grammar rules. These resources are designed to help students excel in their math, literature, and English studies. The app also includes exercises and solutions for both math and English.

In addition to exercise solutions, the program offers a selection of model compositions and textbooks for further learning. Whether you are a student, teacher, or parent, Học Tốt - Giải Bài Tập - SGK is a valuable tool to support academic success.

Please note that the developer's contact information is not provided in the review.