In a world like ours but with monsters & magic.  Lucy, the main character, is a celestial wizard.  (someone who usues keys to summon creatures) Lucy is trying to get in a guild called Fairy Tail.  One day she runs inot someone in the guild and goes to a party he's hosting.  While at the party, she finds out he's a fake.  A real member eliminates him and giver her a spot on the team.  They have many adventures yet to come...

Gakuen Alice is a manga about a school for the gifted.  Here students may not contact the outside world.  While the school is a happy place to most, there is more then meets the eye.

A good manga for teens that has a bit of everything.