"Voseo" Spanish, mainly used in Argentina
I have found this entertaining site with lots of tools to learn or simply have a look at this interesting use .
Voseo Activities:
Voseo Verb Charts
Conjugation Trainer
Guess-the-Tense
2 Answers
Is "voseo" the term for the vos conjugation?
Quentin gave a link to this site the other day. It is very nice!! Good to list here for reference purposes.