Thanks to Georgia Jones for helping to create this list of booklist sites! These will help with readers' advisory!
The Highland Park Public Library has a collection of reading lists, including family read-alouds, good books for kids in grades 1-6, and books for 1-8 grade on special topics, particularly character traits (self control, moral courage, etc) Skews toward advanced books.
Mid-Continent Public Library's list of children's series and sequels
http://www.education.wisc.edu/ccbc/books/bibBio.aspThe Cooperative Children's Book Center has subject bibliographies about a variety of topics, divided by age group. Some of the topics include: family, grief and loss, science and scientists, wordless books, beginning readers, fantasy for 9-12-year-olds, picture books for older children and teens, the natural world, bullying...