Fifth grade sites:

Glogster

Reading survey

Blue Diamond

Music Link

San Francisco Symphony Kids

Word sorting online

Spelling City/Word study practice

Wiki for Social Studies

Social Studies website

Utotes Science wiki

NC Wiseowl

Revolutionary War

History Central

Ask Jeeves for Kids

Yahooligans for kids

Brainchild

Explorers

Social Studies-Harcourt

Indian Tribe sites:
Northwest
Inuit Tribe
Makah Tribe
Chinook- http://www.mnsu.edu/emuseum/cultural/northamerica/chinook.html
 http://www.native-languages.org/chinook-legends.htm
Plains
Cheyenne Tribe
Sioux 
Eastern
Iroquois
Mound Builders
Desert
Pueblo
Navajo