An Assessment of Hillslope Stability Using the Factor of Safety part of Quantitative Skills:Activity Collection
Laura Moore, University of North Carolina at Chapel Hill
In this homework assignment students are asked to consider the balance of forces on a hill slope using the Factor of Safety.

Investigation: When will there no longer be glaciers in Glacier National Park? part of Quantitative Skills:Activity Collection
An Investigation Question activity developed by Carol Ormand, Wittenberg University.
Students use historical data on the extent of the Grinnell Glacier in Glacier National Park to estimate when the glacier will melt completely.

Quantitative Classroom Exercises part of Quantitative Skills:Activity Collection
Steven Schafersman, The University of Texas of the Permian Basin
The four exercises give students an opportunity to use their knowledge of graphs, algebra, and maps to solve simple geological problems.

My Special Place part of Quantitative Skills:Activity Collection
Sadredin Moosavi, RCTC
Students pick a place of significance to them (their Special Place) for analysis in this semester-long project. (A model is provided by the instructor using a place the students are not likely to have visited.)

Angle of Repose part of Quantitative Skills:Activity Collection
Eric Baer, Highline Community College
A student activity to determine the angle of repose and what factors determine the angle of repose.

Illustrating Hillslope Diffusion with Physical and Numerical Models part of Quantitative Skills:Activity Collection
Gregory Hancock, College of William and Mary
This problem illustrates how numerical theories are developed, how we might test this theory with an analog model, and how numerical models are constructed and the limitations of numerical modeling.