Khan Academy offers students instructional videos, practice exercises and personalized learning.

• This is a valuable resource for AP and SAT review!!!

Crash Course has tons of awesome lessons in one awesome channel!  Brothers, John and Hank Green, along with others, provide lessons over a variety of subjects.

TED-Ed provides educational videos of lectures and animations covering a variety of subjects and ideas.

The Library of Congress is a wonderful resource for primary sources!

Explore art, history and culture from around the world with Google Arts & Culture.