Meth

Are you ready to skill up your focus, try to answer 100 questions of arithmetics in 3 minutes. There's a simple game flow, 1 question with many answer that random to show, find the right answer, don't miss touch or the game are over.

Features:
* 100 questions (combines +, -, *, /)
* 3 minute to answer as much as you can
* beat your own score, raise your own skill

NB : Update on going
- extended timer