Temperature Profiles in Permafrost part of Activity Collection
Students use STELLA to create a model of heatflow in permafrost to attempt to replicate the findings of Lachenbruch and Marshall (1986), who used inflections in the geothermal gradient of Alaskan permafrost to search for evidence of climatic change.

Using Popcorn to Simulate Radioactive Decay part of Activity Collection
Popping popcorn in your class is an excellent way to illustrate both the spontaneity and irreversible change associated with radioactive decay. It helps students to understand the unpredictability of decay.

M&M Model for Radioactive Decay part of Activity Collection
A tasty in-class demonstration of radioactive decay using two colors of M&M's. Illustrates the quantitative concepts of probability and exponential decay. This activity is appropriate for small classes (<40 students).

Conics and Reflection part of Teaching Methods:Mathematical and Statistical Models:Examples
This is a discovery bases lesson on the reflective properties of the conics: parabolas, ellipses, and hyperbolas.

Model Limitations part of Teaching Methods:Modeling
Prepared by Paul Quay (University of Washington) and Will Frangos (James Madison University). Since models only approximate natural phenomena, they are inherently inexact. The mathematical description can be ...

Introduction to Texas Hurricanes part of Activity Collection
Students graph data from 20th century hurricanes that affected the state of Texas. Along the way they answer questions that ask them to interpret what they see represented on the graphs.

Measurement Error part of Teaching Methods:Understanding Uncertainty
Numbers presented to students in geoscience always have some error associated with them. Anytime data is presented in class, not only in an instrumentation course, it is important they understand the errors ...

Teaching Quantitative Skills in the Geosciences part of Issues and Discussion
Quantitative Skills in the Geosciences Cathryn A. Manduca, Carleton College, 2002 This essay argues that geoscience faculty should care about integrating quantitative skills into their teaching and synthesizes many ...

What is Measurement and Uncertainty? part of Teaching Methods:Measurement and Uncertainty
Measurement uncertainty can obscure science concepts like conservation of energy. Students need a solid foundation of measurement technique to be able to learn science. Here is a common situation in today's ...

Introduction to Measurement (advanced high school/intro college level) part of Teaching Methods:Measurement and Uncertainty:Examples
30-page illustrated guide to fundamentals of measurement. This is intended to be a clear, comprehensive overview of effective measurement technique. Intended for advanced high school or introductory college level ...