Duolingo is awesome! I've used their courses in the past and from what I've done of their Esperanto course I must say that it seems really good. For learning Esperanto I'd also recommend http://lernu.net as that is/was a very popular resource before the duolingo one released.
Duolingo is awesome! I've used their courses in the past and from what I've done of their Esperanto course I must say that it seems really good. For learning Esperanto I'd also recommend http://lernu.net as that is/was a very popular resource before the duolingo one released.