• Los Poderosos Pronombres – in class presentation (PPT or PDF)
• The Pronoun Card (PDF)
• A great grammar resource website.
• Direct Object Pronoun Practice (Quia Game)
• Los Poderosos Pronombres – practica y juego!  (Quia Game)
• Vocab list from "La historia de Juan" y "Noviembre sin ti" (PDF)

And there's also the Juanes song "La Historia de Juan" to practice. 
Here are the lyrics. (PDF)
This site has AWESOME online listening practice for this song.
and here is the song!