The project is a modern learning solution for 9th grade students, helping to practice English through 19 topics that closely follow the curriculum. The application is designed to be multi-platform, compatible with both computers and Android phones, allowing learning anytime, anywhere without needing an internet connection. At the same time, the QR code scanning feature helps students quickly access it on any device with an internet connection. With scientific content, friendly interface and flexible features, the application not only helps improve self-study efficiency but also creates excitement, helping students prepare better for important exams.