Nguyen Khuyen app is a mobile application designed to help students improve their knowledge and exam skills before the high school and junior high school exams.

The app provides a wide range of study materials including mock test questions, multiple choice questions and exercises on subjects such as Math, English, Physics, Chemistry and Biology.

The materials are compiled by teachers and education experts with high qualifications and experience in teaching.

The application also provides a knowledge test function with short tests, helping students assess their ability and find weak points that need to be improved.

In addition, the application also provides detailed solutions and explanations for exercises and questions, helping students better understand concepts and rules in the subject.

Nguyen Khuyen application also constantly updates information about the exam, changes in the curriculum to help students update the latest information.