Texas Earth & Space Science Revolution 

Earthquakes/Seismology:
EarthScope - A national earth science program to explore the structure and                 evolution of the North American continent and understand processes controlling             earthquakes and volcanoes.

Incorporated Research Institutions for Seismology (IRIS) - lessons and resources     about seismology.

Southern California Earthquake Center - education programs and resources for         students, educators, and learners about earthquakes, seismic hazards, and                 preparedness.

USGS Earthquake Hazards Program - Earthquake information for students and                 teachers.