The Changing Geographic Distribution of Malaria with Global Climate Warming part of Quantitative Skills:Activity Collection
Mary Savina, Carleton College; Kendra Murray, The University of Arizona
In this exercise, students analyze climate data to find areas in the southern United States that are now close to having conditions in which the malaria parasite and its mosquito hosts thrive and then attempt to forecast when areas might become climatically suitable.

Introduction to Microsoft Excel part of Quantitative Skills:Activity Collection
Dave Hirsch, Western Washington University
This assignment walks students through the creation of an Excel spreadsheet, step by step. It includes fills, references, formulas, and charts.

Kohler Curves part of Quantitative Skills:Activity Collection
Swarndeep Gill, Pennsylvania Western University - California
An assignment teaching students about Kohler curves that enhances their quantitative skills.

Atmospheric Vertical Structure and the First Law of Thermodynamics part of Quantitative Skills:Activity Collection
Anthony Hansen, Saint Cloud State University
This set of homework problems is intended to help students begin to discover the importance and utility of conservation principles derived from the First Law of Thermodynamics and provide a first step in evolving from the p-V diagrams the students have seen in their physics coursework toward the thermodynamic diagrams used in meteorology.

What is the fate of CO2 produced by fossil fuel combustion? part of Quantitative Skills:Activity Collection
Paul Quay
A box model is used to simulate the build up of carbon dioxide in the atmosphere during the industrial era and predict the future increase in atmospheric CO2 levels during the next century.

Three-Point Problem by Simultaneous Linear Equations part of Quantitative Skills:Activity Collection
William Frangos, James Madison University
Students are introduced to the use of linear algebra in an intuitive and accessible way, through classroom activity and homework set. The familiar three-point problem is cast in terms of three dimensional analytic geometry, fostering understanding of mathematical models for simple geometric forms.

Modeling the interior of the Earth using Seismic Waves part of Quantitative Skills:Activity Collection
Eric Baer, Highline Community College
Students use a variety of tools to explore the interior of the Earth in this inquiry activity.

Earthquake Shaking and Damage part of Quantitative Skills:Activity Collection
Eric Baer, Highline Community College
This student homework and problem set has students quantitatively earthquake hazard, shaking and damage.

Vectors and slope stability part of Quantitative Skills:Activity Collection
Eric Baer, Highline Community College
An in-class activity or homework for graphically solving slope-stability problems with vectors.

GEOLogic: The Big Five Mass Extinctions part of Quantitative Skills:Activity Collection
Laura Guertin, Penn State Brandywine
Students are asked to match up the five largest mass extinction events with their relative dates, approximate duration, and severity (percentage of species that became extinct) based on clues given from various perspectives.