+
Graphic
US Geological Survey

U.s. Geological Survey: Learning About Earthquakes Coloring Pages

For Students Pre-K - 1st
Coloring pictures of seismic waves, earthquake safety and hazard maps. [PDF] Links to other handy tools, including trivia, stories, games and fun projects.
+
Handout
Michigan Technological University

How Are Earthquake Magnitudes Measured?

For Students 9th - 10th
This website explains how the Richter and Mercalli Scales work.
+
Graphic
Curated OER

Merriam Webster: Visual Dictionary Online: Vertical Seismograph

For Students 9th - 10th
Labeled diagram of a vertical seismograph.
+
Graphic
Curated OER

Merriam Webster: Visual Dictionary Online: Horizontal Seismograph

For Students 9th - 10th
Labeled diagram of a horizontal seismograph.