Duolingo

is a free online site dedicated to helping users learn different languages.
==Subtopics on Duolingo==
* Duolingo Languages
* Duolingo Exercise Status Bar
* Duolingo Top Information Bar
* Lingot
* Lingot Store
* XP
==External links==
* Duolingo Wiki - For more in depth coverage of Duolingo related topics
* The Portuguese Duolingo Wiki
* Duolingo
Category:Duolingo
Category:Other Online Learning