这个程序使用Quex（准体验式学习）方法
Refresher App is intentionally designed to help the students. This App uses Quex (Quasi-Experiential Learning) Approach, which means learning by using questions that triggers the interests of the students. Quex Approach also encourages the students to think beyond the box by engaging them to contextual questions that allows them to experience learning.
This App contains different levels that are ascending in order not to miss out important topic and to make the learning more effective.
Each level contains 10 Questions. In order to pass each level, you need to get a score of 80% or 8 over 10. You have to passed your current level in order to unlock the next level.