The following sources are available for your research. There are sources about the time period, events, ideas and the personalities. 

http://history.evansville.net/renaissa.html

Excellent resource on the Renaissance time period.

http://www.mos.org/leonardo/

Leonardo site.

http://historymedren.about.com/index.htm

 Links to all aspects of the Middle Ages. Whoís who of medieval history.

http://historymedren.about.com/cs/thererenaissance/index.htm

The Greedy Guide explains the Renaissance ideas.

http://www.learner.org/exhibits/renaissance/

Annenberg site with information on life in the Middle Ages and Renaissance.

http://www.springfield.k12.il.us/schools/springfield/eliz/elizabethanengland.html

Elizabethan England. Queen Elizabeth.

http://www.museumldv.com/

Leonardo da Vinci

http://www.mrdowling.com/704renaissance.html

Dawn of a New Age. Arts. Humanism.

http://members.aol.com/MrDonnHistory/World.html#REN

Extensive site on the time period and the people and ideas.

http://www.hyperhistory.com/online_n2/History_n2/a.html

Hyper-History site. People, events and links.

http://www.ibiblio.org/expo/1492.exhibit/c-Columbus/columbus.html

Columbus.

http://www1.minn.net/~keithp/index.htm

Columbus and his voyages

http://es.rice.edu/ES/humsoc/Galileo/

Galileo project.

http://shakespeare.palomar.edu/life.htm

Life of Shakespeare and his works.

http://communication.ucsd.edu/bjones/Books/printech.html

Gutenberg and the printing press

http://historymedren.about.com/library/who/blwwluther.htm

Martin Luther