Internet Public Library
http://www.ipl.org/
Check out the KidSpace and TeenSpace pages as well as the other reference resources.

Discovery School: B.J. Pinchbeck's Homework Helper
http://school.discovery.com/homeworkhelp/bjpinchbeck/
lncludes more than 400 recommended sources.

Homework Spot 
http://www.homeworkspot.com/
Groups resources for elementary, middle, and high school students.

FACT MONSTER from Information Please
http://www.factmonster.com/
The publishers of "Information Please" have assembled a great website for kids, parents and teachers with a quick-search function that could serve as a primary research tool for class projects. Visit the mainpage or go straight to the Homework Center.

High School Hub 
http://www.highschoolhub.org/hub/hub.cfm
Includes subject guides to Web resources and links to reference sources including almanacs, Britannica.com, and grammar and writing tips.