Earth's Magnetic Field CogSketch geoscience worksheet
Bridget Garnier, Blue Valley School
Sketching activity that uses a sketch-understanding program, CogSketch. To draw attention to the changes in magnetic inclination with latitude on Earth, students move, rotate, and match packages of "rock" ...

A short lecture on evaluation of Complex integrations for Geophysics
Avradip Ghosh, University of Houston-University Park
In Geophysics, we heavily use Fourier/Laplace, or inverse Fourier/Laplace transforms in all branches. Anyone who has tried to evaluate them using pen and paper (especially an inverse Fourier/Laplace transform) ...