Enter to win a $250 American Express gift card in our Gems Day One Sweepstakes!

[Windows Central]

You could win an American Express gift card worth $250 in our Windows Central Gems Day One Sweepstakes!
Today, we're taking a closer look at Duolingo, which was recently completely re-written for Windows 10 and Windows 10 Mobile! Check it out here, then come back to enter the sweepstakes!

Full story from the WindowsCentral blog...