MATH NATION
Math Nation is a highly effective, dynamic online resource that includes video tutorials, an interactive discussion wall, and a practice tool.
http://mathnation.com/
ACHIEVE 3000
https://portal.achieve3000.com
DICTIONARY.COM
The world's leading and most definitive online dictionary
http://dictionary.reference.com/
KHAN ACADEMY
Khan Academy is a resource students can use to look up videos for language arts, history, math, and science tutorials.
https://www.khanacademy.org/
PLATO
Plato is the online curriculum for history, language arts, math, and science that students use on a daily basis.
https://ple.platoweb.com/Account/SignIn