helpful links
Start with the middle school/ high school media center databases first for reliable sources:
http://destiny.burltwpsch.org/common/servlet/presenthomeform.do?l2m=Home&tm=Home&l2m=Home
What Makes a 5-Paragraph Essay
Here is a list of other reliable sources that will help you with your study of US history.
Explorers:
http://www.chenowith.k12.or.us/TECH/subject/social/explore.html
http://users.rcn.com/farrands/explorers.htm#Columbus%20map
Colonial America:
http://www.timepage.org/spl/13colony.html
Study of the three branches of government:
http://bensguide.gpo.gov/3-5/government/branches.html
http://bensguide.gpo.gov/9-12/government/branches.html
http://www.evgschool.org/three_branches_of_governement.htm
8th grade history site:
Bill of Rights/Constitution:
http://www.billofrightsinstitute.org/Teach/News/default.asp
http://www.usconstitution.net/const.html
http://www.archives.gov/exhibits/charters/constitution.html
List of acceptable sources for Oregon trail Project/ study of the west
Start with the middle school media center databases first for reliable sources:
http://destiny.burltwpsch.org/common/servlet/presenthomeform.do?l2m=Home&tm=Home&l2m=Home
If needed use these sources to search for additional material
http://www.isu.edu/~trinmich/Oregontrail.html
http://en.wikipedia.org/wiki/Oregon_Trail
http://library.thinkquest.org/CR0210182/m
http://www.historyglobe.com/ot/otmap1.htm
http://kids.britannica.com/eb/art-54603/The-Oregon-Trail-ran-close-to-rivers-where-water-was
http://bg016.k12.sd.us/west.htm
http://www.sierraclub.org/lewisandclark/species/
http://www.thefurtrapper.com/oregon_trail.htm
http://www.isu.edu/~trinmich/Power.html
http://www.americanwest.com/trails/pages/oretrail.htm
http://www.42explore2.com/oregon.htm
http://www.artlex.com/ArtLex/kl/landscape/1821-1840.html