Teach Engineering
Water Remediation Lab
Water filtration — that's pure genius! Groups test the ability of a water filter to purify water by running chlorine contaminated water through a filter and measuring the chlorine concentrations as they filter the water. They then graph...
NASA
The Case of the Wacky Water Cycle
Join the tree house detectives in learning about the processes of the water cycle, water conservation, water treatment, and water as a limited resource.
Earth Day Network
Filtering Water
See the water filtration system up close with a fun science experiment. Young scientists work for several class periods to design a water filter using household objects, and then decide which filter material would be most effective in...
Wilderness Classroom
Ocean Life
Our oceans are composed of many complex relationships. Young oceanographers explore relationships between organisms, understand the world ocean's currents, and discover the effects of water pollution and how it behaves. There are three...
Cloud Front
Weathering, Erosion, and Landforms—Student Activities
Tired of your students taking you for granite? Use a unit that offers multiple hands-on weathering and erosion labs and interactive activities. Some of the exciting lessons include planning a tour of Australia, using ice to break glass,...
Kenan Fellows
Microorganisms in Pond Water
That is living in the water? Groups of two to three view pond water with microscopes in order to find microorganisms. They draw pictures of the ones they find in their slides. The groups compare their drawings to pictures of common pond...
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.