This online interactive lesson, created by Kyle Siegrist of the University of Alabama - Huntsville, on foundations provides examples, exercises, and applets which review the algebra of sets and functions, general...

This class, created by Prof. Joseph Sussman of the Massachusetts Institute of Technology, provides an introduction to quantitative models and qualitative frameworks for studying complex engineering systems. Also taught...

Designed as a collaborative venture between the Nature Conservancy and the World Wildlife Fund, the Freshwater Ecoregions of the World (FEOW) site provides a dynamic visual representation of the Earth's freshwater...

This section in the Engineering Statistics Handbook takes a data set and walks the user through analysis and experimental design based on the data. The site is created by authors Alan Heckert and James Filliben, together...

This learning object from Wisc-Online covers the fundamental laws of algebra. The interactive activity includes slides which cover the following topics: the commutative, associative and distributive laws as applied to...