Hi Jessica, there is no short answer so I'll try with the best resources that I have: Shakespeare's plays were never really meant to be read, they were to be seen. He wrote about every human trait possible, love, hatred, jealously, tragedy, etc, etc. Here are a fragment of what you can find:
Cummings Guides.....................................Shake... ...Sphere...........................................January 2008...
Comprehensive Study Guides for the World of William Shakespeare.
Play Summaries, Sonnet Analysis, Globe Theatre, Criticism, Essays
http://www.cummingsstudyguides.net/xShakeSph.html
http://shakespeare.palomar.edu/studyguides.htm
http://www.field-of-themes.com/shakespeare/shakesum.htm
http://shakespeare.about.com/od/studyguidestoplays/Study_Guides_to_Shakespeares_Plays.htm
Shakespeare's Complete Plays and Study Resources
http://www.nosweatshakespeare.com/resources.htm
http://shakespeare.about.com/od/shakespearesplays/u/Playsuserpath.htm
Additional Resources:
Shakespeare's Life & Times (In no particular order.)
http://absoluteshakespeare.com/
http://www.bardweb.net/man.html
http://shakespeare.mit.edu/works.html
http://internetshakespeare.uvic.ca/index.html
http://www.it.usyd.edu.au/~matty/Shakespeare/
http://shakespeare.palomar.edu/life.htm#History
http://www.dlhoffman.com/publiclibrary/Shakespeare/life.html
http://www.easternct.edu/smithlibrary/library1/shakespeare/life.htm