—— 请按键盘 空白键 开始游戏 ——

Never underestimate the power of a team that shares a common vision for progress.
Every discovery opens the door to a thousand new questions.
We begin with the hypothesis that any subject can be taught effectively in some intellectually honest form to any child at any stage of development.
追求数学知识是一场永无止境的冒险,充满了挑战、惊喜和解决不可解问题的满足感。
真正的幸福来自于与他人分享你的天赋。