IRIS is a consortium of universities dedicated to the operation of science facilities for the acquisition, management, and distribution of seismological data.
Seismic Slinky: Modeling P and S waves- Incorporated Research Institutions for Seismology
Iris: Seismic Slinky: Modeling P and S Waves in the Classroom Instructional Video for 9th - 10th Grade
Earthquake Information - Caltech Seismological Laboratory
KGS Pub. Inf. Circ. 37--Seismology and Its Applications in Kansas
Teaching Resources
DAS-Distributed acoustic sensing – sciencesprings
Walk-Run: Locating An Earthquake Using Triangulation- Incorporated Research Institutions for Seismology
Seismic Slinky: Modeling P and S waves in the classroom- Incorporated Research Institutions for Seismology
Seismic Waves
DIY Seismometer : 9 Steps (with Pictures) - Instructables
When seismic waves from an earthquake reach the the boundary between the mantle and the liquid outer core. What will happen? - Quora
Human Wave: Modeling Seismic Waves in the Classroom- Incorporated Research Institutions for Seismology
Figure 12 from Seismic Waves and the Slinky Teacher's Guide Page 1 of 40 Seismic Waves and the Slinky: A Guide for Teachers