Wikimedia
Wikipedia: Tragedy
This encyclopedia entry from Wikipedia about tragedies discusses its Greek origins; the typical characteristics of a tragedy; and lists some examples of ancient Greek, Roman, English, and modern-day writers of tragedies.
University of Victoria (Canada)
The U Vic Writer's Guide: Literary Term: Tragedy
The University of Victoria's English department gives a comprehensive definition of tragedy.
Able Media
Ctc: Gods, Grief and Freedom in Aeschylus' Oresteia
Refers to the underlying theme of Greek tragedies as mere mortals worrying about their actions.
TES Global
Tes: Revision: Macbeth, English Literature, Interactive Quiz (Connect 4)
[Free Registration/Login Required] This Power Point interactive presentation is a review over William Shakespeare's Macbeth through a game of "Connect Four."
Other
Bob's Byway: Glossary of Poetic Terms
Calling itself "unique," Bob's is easy to use, with cross-links throughout, phonetic pronunciation guides when necessary, and many examples and quotations. Click on the letter and scroll for the word.
John F. Kennedy Center
The Kennedy Center: Arts Edge: City Dionysia: Explore the Tragic Structure
One-page summary of the principal elements and conventions of ancient Greek tragedy.
Thinkport Education
Thinkport: Picasso, the Early Years 1892 1906
With the National Gallery of Art and the Boston Museum of Fine Arts, Maryland Public TV developed programming and this website to explore the early years of Picasso's artistic development from his talent at 11 until early adulthood....