Bartleby.com offers
classics of literature online, for free. They can do this because
these books, stories, poems and other works are no longer covered
by copyright laws (otherwise known as "in the public domain.").
http://www.bartleby.com/
The English Server Fiction
Collection also has online free literature, some of it public
domain, some of it donated by living writers. http://eserver.org/fiction/
Project Gutenberg is the
oldest Internet collection of free electronic books. http://promo.net/pg/
There is an Outline
on Literary Elements at http://www.cas.usf.edu/lis/lis6585/class/litelem.html
which explains things like what a "protagonist" or
a "flashback" is. It's written for adults, but it's
very clear.
You probably know what a metaphor is, but what is a tautology
or a synecdoche? A Glossary
of Rhetorical Terms with Examples is at http://www.uky.edu/ArtsSciences/Classics/rhetoric.html.
If you want to frighten Dr. Turner, use paronomasia on her.