Knowledge Arena is a game to train brain and get knowledge.
It supports four levels: Easy, Medium, Hard and Synthetic to help you easily to train brain.
It also supports two modes practice and test.
You will have 4 supports to overcome challenges:
- Change Questions
- Support from the audience
- Make a call
- 50/50 to remove two wrong answers

** Major Features of the Game **
- The app also supports 10 question packages with tens of thousands of questions: Vietnam, English, Russian, Italian, Hungarian, Arabic, German, Romanian, Spanish, French
- Ranking online / leaderboard
- Sound effects