AAA Math
http://www.aaamath.com/

Algebra Homework
http://www.algebra.com/

Cool Math 4 Kids
http://www.coolmath4kids.com/

Math Forum
http://mathforum.org/students/

Webmath.com
http://www.webmath.com/

ALA: Recommended Reading for Children & their Families
http://www.ala.org/ala/alsc/alscresources/summerreading/recsummerreading/recommendedreading.htm

The Book Hive
http://www.bookhive.org/

Children’s Book Council: Recommended Reading List
http://childrensbooks.about.com

The Boomer Wolf
http://www.boomerwolf.com/

Folklore, Legend & Myth
http://www.acs.ucalgary.ca/~dkbrown/storfolk.html

National Education Association: Top 100 Books for Kids
http://www.nea.org/readacross/resources/kidsbooks.html

Reading Rainbow
http://gpn.unl.edu/rainbow/

Reading Rockets: Recommended Theme Books
http://www.readingrockets.org/books/booksbytheme

50 States.com
http://www.50states.com/

African American Mosaic
http://www.loc.gov/exhibits/african/intro.html

American Civil War Homepage
http://www.loc.gov/exhibits/african/intro.html

America’s Story from America’s Library
http://www.americasstory.com/cgi-bin/page.cgi

Atlas of the United States
http://fermi.jhuapl.edu/states/states.html

Ben’s Guide to the U.S. Government for Kids
http://bensguide.gpo.gov/

Growth of a Nation
http://www.animatedatlas.com/movie.html

Internet Public Library: Presidents of the United States
http://www.ipl.org/div/potus/

Internet Public Library: Stately Knowledge
http://www.ipl.org/youth/stateknow/

Kids.gov
http://www.kids.gov/

The Oregon Trail
http://www.isu.edu/~trinmich/Oregontrail.html

The Presidency
http://www.wtamu.edu/library/govt/presidency.shtml

Time Machine
http://www.edunetconnect.com/cat/timemachine/

United Nations Cyber School Bus
http://www.un.org/Pubs/CyberSchoolBus/index.shtml

White House for Kids
http://www.whitehouse.gov/kids/

World Flag Database
http://www.flags.net/

Bill Nye the Science Guy
http://www.billnye.com/flash.html

Biomes
http://www.allaboutnature.com/biomes/

Bug Bios
http://www.insects.org/

Chemical Elements.com
http://www.chemicalelements.com/

Destination Mars
http://www.nationalgeographic.com/ngkids/0001/mars/index.html

Earth Floor
http://www.cotf.edu/ete/modules/msese/earthsysflr/biomes.html

EdHeads
http://www.edheads.org/

The Electronic Zoo
http://netvet.wustl.edu/e-zoo.htm

Element Flash Cards
http://education.jlab.org/elementflashcards/

Exploratorium
http://www.exploratorium.edu/

How Stuff Works
http://www.howstuffworks.com/

Illustrated Scientific Dictionaries
http://www.enchantedlearning.com/science/dictionary/

NASA Kids
http://www.nasa.gov/audience/forkids/kidsclub/flash/index.html

National Geographic for Kids
http://kids.nationalgeographic.com/

Neuroscience for Kids
http://faculty.washington.edu/chudler/neurok.html

The Nine Planets
http://seds.lpl.arizona.edu/nineplanets/nineplanets/

The Periodic table of Elements
http://periodic.lanl.gov/default.htm

Plant & Animal Classifications
http://sln.fi.edu/tfi/units/life/classify/classify.html

Science Made Simple
http://www.sciencemadesimple.com/

Science News for Kids
http://www.sciencenewsforkids.org/

The Technology Education Lab
http://techedlab.com/main.html

USGS: Earthquakes for Kids
http://earthquake.usgs.gov/learning/kids.php

Volcano World
http://volcano.und.edu/

What’s That Stuff
http://pubs.acs.org/cen/whatstuff/stuff.html

The Why Files
http://whyfiles.org/

The Yuckiest Site on the Internet
http://yucky.discovery.com/flash/

Zoom Dinosaurs
http://www.enchantedlearning.com/subjects/dinosaurs/index.html

BJ Pinchbeck’s Homework Helper
http://school.discovery.com/homeworkhelp/bjpinchbeck/

Internet Public Library: Youth Division
http://www.ipl.org/youth/

Homework Spot
http://www.homeworkspot.com/

Multnomah County Library: Homework Center
http://www.multcolib.org/homework/