Crush is an application for grade 12 students to practice multiple-choice exams, so that they can prepare well for the final exam. The application is designed to be simple and easy to use… The current version is a trial version, the database is limited, hope everyone understands, currently the natural subjects are in the process of being perfected, these subjects Will be updated in the next session. For any questions or suggestions, please contact us via email for support. If you find the application useful, please go to CH Play for 5 stars, thank you!