US Historical Climate: Excel Statistical part of Mathematical and Statistical Models Examples
Students import US Historical Climate Network mean temperature data into Excel from a station of their choice and use Excel for statistical calculations, graphing, and linear trend estimates. -

Waves Through Earth: Interactive Online Mac and PC part of Mathematical and Statistical Models Examples
Students vary the seismic P and S wave velocity through each of four concentric regions of Earth and match "data" for travel times vs. angular distance around Earth's surface from the source to ...

Human Demographics part of Mathematical and Statistical Models Examples
In this biology simulation students explore factors that change human population growth including age at which women begin to bear children, fertility rate and death rate. -

Wind Surge: Interactive On-line Mac and PC part of Mathematical and Statistical Models Examples
Wind surge is a JAVA based applet for exploring how water level on the windward and leeward side of a basin depends on wind speed, basin length, water depth, and boundary type. -

Daisyworld: Stella Mac or PC part of Mathematical and Statistical Models Examples
After constructing a Stella model of Daisyworld students perform guided experiments to explore the behavior of Daisyworld to changes in model parameters and assumptions. -

Mass Balance Model part of Mathematical and Statistical Models Examples
Students are introduced to the concept of mass balance, flow rates, and equilibrium using an online interactive water bucket model. -

World Population Activity II: Excel part of Mathematical and Statistical Models Examples
(Activity 2 of 2)In this intermediate Excel tutorial students import UNEP World population data/projections, graph this data, and then compare it to the mathematical model of logistic growth. -

World Population Activity I: Excel part of Mathematical and Statistical Models Examples
(Activity 1 of 2) This activity is primarily intended as an introductory tutorial on using Excel. Students use Excel to explore population dynamics using the Logistic equation for (S-shaped) population growth. -

Daisyworld: Interactive On-line PC and Mac part of Mathematical and Statistical Models Examples
Students use a JAVA interface design by R.M. MacKay to explore the Daisy World model. The JAVA interface comes with a link to a 6-page student activity page in PDF format. -

Sea Floor Spreading I part of Mathematical and Statistical Models Examples
In this introductory Excel tutorial (Activity I) students use Excel to explore the geodynamics model equation for ocean depth around a sea-floor spreading center. For students with no prior Excel experience. -