worldwide
woanders ist es auch schoen
2012.09
Gnrw9Wr48ZL - wow, 13,000 students submitted the assignment 1 (a short essay) for the gamification class at Coursera. Looking forward to all the gamification.
worldwide
Gnrw9Wr48ZL - wow, 13,000 students submitted the assignment 1 (a short essay) for the gamification class at Coursera. Looking forward to all the gamification.