【實用娛樂app】Gild Arena|最夯免費app-綠色工廠好玩App

Gild Arena lets you compete with those around you in fun contests at events. Test your skills and see how you stack up against everyone else in subject areas like brain teasers, C++, jQuery, iOS, Lean Startup, Linux, Ruby on Rails, and more! Contests will vary depending on where you are or what event you’re at!