Check out these cool websites!
Color Matters http://www.colormatters.com/brain.html
Fayetteville Museum of Art http://www.fayettevillemuseumart.org/
North Carolina Museum of Art http://www.ncartmuseum.org/
The Metropolitan Museum of Art http://www.metmuseum.org/
Guggenheim Museum http://www.guggenheim.org/
Philadelphia Museum of Art http://www.philamuseum.org/
Harvard University Art Museums http://www.artmuseums.harvard.edu/
Smithsonian American Art Museum americanart.si.edu
Optical Illusions of Art http://www.coolopticalillusions.com/
Optical Illusion Website http://www.illusion-optical.com/
Optical Illusions and Visual Phenomena www.michaelbach.de/ot
Prismacolor (tips for using markers, colored pencils, etc. ) http://www.prismacolor.com/sanford/consumer/prismacolor/mystudio/tips.jhtml?id=0006
Fayetteville Museum of Art http://www.fayettevillemuseumart.org/
North Carolina Museum of Art http://www.ncartmuseum.org/
The Metropolitan Museum of Art http://www.metmuseum.org/
Guggenheim Museum http://www.guggenheim.org/
Philadelphia Museum of Art http://www.philamuseum.org/
Harvard University Art Museums http://www.artmuseums.harvard.edu/
Smithsonian American Art Museum americanart.si.edu
Optical Illusions of Art http://www.coolopticalillusions.com/
Optical Illusion Website http://www.illusion-optical.com/
Optical Illusions and Visual Phenomena www.michaelbach.de/ot
Prismacolor (tips for using markers, colored pencils, etc. ) http://www.prismacolor.com/sanford/consumer/prismacolor/mystudio/tips.jhtml?id=0006