再用数学是一个简单的游戏
You do math very fast?
Try this game!
You have only 1 secod to answer a question (True /False).
Reach the highest score.
Tags: freaking math, fast math, iq
再用数学是一个简单的游戏
You do math very fast?
Try this game!
You have only 1 secod to answer a question (True /False).
Reach the highest score.
Tags: freaking math, fast math, iq