NoveList Plus is a great tool for searching for a new book
NoveList Plus is a great resource for finding a new author, another non-fiction book about the same topic you liked, or a novel set in the same area as your favorite book, for example.
Click on the image to go to NoveList site. You may need your 14 digit library card to log in.
Good recommendations for Tweens (Aged 10-14)
American Library Association's children's division generates a list each year of recommended titles.
Top Titles for Tweens 2013
ALA List of Book Lists
Tons of ideas for your next book!
Patty Falconer, Youth Services Librarian, has found some more comprehensive lists of recommended books for kids in grades K through 8:
Goodreads isn't just for adults...
Goodreads.com has an impressive amount of kids' books rated and sorted into interesting lists.