Something is Askew at Mammoth Cave National Park part of Teaching Methods:Teaching with SSAC:Examples
Spreadsheets Across the Curriculum/Geology of National Parks module. Students use the geometric mean and multiplicative standard deviation to examine the right-skewed distribution of nutrient concentrations in water-quality data at Mammoth Cave National Park.

Environmental Footprint part of Activity Collection
This activity has students do a web-based environmental footprint quiz and integrate their results into a class mean. The students compare their results by creating a bar graph and do some simple calculations to see how much of the Earth just the population of the US requires.

Fishing Game: Stella PC and Mac part of Teaching Methods:Mathematical and Statistical Models:Examples
As manager in the fish and wildlife service you are charged with making policy regarding the management of a regional fishery.