TeachEngineering
Teach Engineering: The Dirty Water Project
In this activity, students investigate different methods (aeration and filtering) for removing pollutants from water. They will design and build their own water filters.
TeachEngineering
Teach Engineering: What's Gotten Into You?
In this activity, students use models to investigate the process and consequences of water contamination on the land, groundwater, and plants. This is a good introduction to building water filters found in the associated activity, The...
TeachEngineering
Teach Engineering: Let's Get Dirty
In a very hands-on activity, students observe and feel the differences between two cleaning methods, with and without hand soap, using coffee grounds to represent "dirt."Most of the dirt and bacteria on our hands is encased in a thin...