Web sites for researching past presidents

To the teacher:

These are suggested revisions for students to explore before voting on the question: "If miracles could happen, which of the following past presidents would you want to lead the country?" Please share with us others you find useful.

http://www.whitehouse.gov/history/presidents

http://millercenter.org/academic/americanpresident

http://www.usahistory.com/presidents/

http://www.historyplace.com/

http://www.worldalmanacforkids.com/WAKI-Chapter.aspx?chapter_id=15

http://www.historyplace.com/specials/portraits/presidents/index.html

http://www.usahistory.com/

http://www.education-world.com/awards/past/topics/history.shtml

http://en.wikipedia.org/wiki/Historical_rankings_of_United_States_Presidents

http://www.academicinfo.net/histuspres.html

http://www.uspresidents.com/

http://www.socialstudiesforkids.com/subjects/uspresidents.htm

http://www.mibazaar.com/ushistory/

http://www.infoplease.com/ipa/A0760585.html

http://dir.yahoo.com/Arts/Humanities/History/U_S__History/By_Subject/Presidency/Presidents/

http://www.roi.us/ff.htm

http://www.presidentprofiles.com/

http://www.history.com/

Other possibilities:

American Experience: The Presidents Collection 15PK DVD