Project Articulate
Review the Elements & Principles of Art
ArtLex
Dictionary of art terms with examples and additional references
Putting Together an Art Portfolio for College
From studentartguide.com, instructions on how to ensure you're taking the right steps to compile a great portfolio for applying to college.
Pixlr
This is a great tool for editing and creating photos. Pixlr has a lot of the same features as Photoshop, but it's free and you can use it online without dowloading anything!