* Support five levels
- Level 1 : 2,701 words for elementary school students
- Level 2 : 2,841 words for middle school students
- Level 3 : 7,530 words for high school students
- Level 4 : 4,315 words for university students
- Level 5 : 47,187 words for guru
* Support two types of study
- Given Korean, Guess English mode
- Given English, Guess Korean mode
* Goal
- Simply, you have to drive your car to the goal point!
* Bonus
- You can have a change to get extra fuel, if you choose correct answer five times in a row.
9Apps 4.9
