Articles here can be some Word, PDF or other article format so I can put them on my dropbox folder and they are ready, well, I'm getting ahead of myself as I can't tell what you mean by articles yet.
Bob
how do I download articles from wifi so I can read them off line with google nexus 7?

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic