Use Duolingo to Learn a New Language in the New Year

Duolingo is a free language learning service and app that I wrote about a couple of times in 2012. Just before the end of 2012 Duolingo add...

Use Duolingo to Learn a New Language on the Go

Duolingo is a free service that aims to help you learn Spanish, French, German, or Portuguese. Recently, Duolingo launched an iPhone app (i...