Teach Engineering
Chromatography Lab
Groups use alcohol and chromatography paper to separate the color components of black ink. The purpose of the activity is to allow the class to become aware that mixtures exist in hidden places.
University of Florida
Protecting Our Water Resources
Teach young environmentalists to protect their planet's resources with a set of interactive experiments. Kindergartners and other youngsters learn about watersheds and the water cycle, while older elementary learners focus on fertilizer...
TeachEngineering
Teach Engineering: Water Remediation Lab
Students measure the effectiveness of water filters in purifying contaminated water. They prepare test water by creating different concentrations of bleach (chlorine-contaminated) water. After passing the contaminated water through...
US Environmental Protection Agency
Epa: A Kids Adventure Story
This cartoon describes what the EPA's Superfund is and how water can become polluted. A lab experiment with Q&A is included.