If you have a girl, it's not long before your daughter is a little beyond Ramona and Beezus but not quite ready for The Hunger Games or Twilight. It can be a challenging time. Tween girls don't want to be treated like little kids anymore and are looking for something more adventurous and challenging to read. As a mom, you want to ensure that the content doesn't get too mature too fast. As the mother of an avid reader, I've spent a lot of time finding age appropriate books that we can both agree …