Children's Literature Links Between the Lions, many interactive games, etc. for children learning to read and write (PBS site)
The Children's Literature Web Guide, for parents, teachers, and writers
Children's Picture Book Database (Miami University)
Recommended Literature, K-12
Database of Award-Winning Children's Literature, winner lists of awards, with a keyword search for subject matter, and ways to create reading lists for specific grade levels, ethnic groups, or gender categories
Horn Book's Virtual History Exhibit, from the children's literature journal, Hornbook. An excellent site.
World of Literature, many book reviews written by children
Research Page