Multi-Subject Resources

Crash Course:
15-minute video crash courses in Anatomy & Physiology; Astronomy; U.S. Government and Politics Economics.   A selection of past courses is also available in World History, Biology, Literature, Ecology, Chemistry, Psychology, and US History.

HippoCampus:
Videos, animations, and simulations on general education subjects. 

KHAN Academy:
Practice exercises and instructional videos in Math, Science & Engineering, Art & Humanities, Computing, Economics & Finance, and Test Prep.

Wolfram Alpha:
A search engine for computing answers and providing knowledge.

IXL:
A comprehensive tool that provides math and language arts practice.

Cliffs Notes: 
CliffsNotes study guides.

PBS Students:
Free, standards-aligned and curriculum-targeted digital resources.