San Francisco Public Utilities Commission
Desalination: Turning Salt Water into Fresh Water
How does San Francisco supply its citizens with enough water, even during a drought? Learn about reservoirs and why desalination could be a good solution with a reading passage about water conservation. After kids finish the...
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Water Filtering
Learners investigate how polluted water is filtered so people can use this recycled resource. They conduct an experiment in which they put "polluted" water through a filtering system. They investigate what happens at a water treatment...
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Dream Stream
Investigate the parts of a healthy stream to build content-specific vocabulary and ecological awareness. The class builds vocabulary and determines why clean water is important for trout. They design a shoe box to show what a clean...
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Where Do We Get Our Drinking Water?
Students compare land to water ratio on our planet, list sources of drinking water, list steps in cleaning water in treatment plant, describe natural filtering process, and explain danger of not testing drinking water from private wells.
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Aquatic Habitat Water Quality Experiment
Fifth graders discuss the importance of water quality for humans and fish and make predictions about what happens to water that is polluted. In small groups, they conduct experiments to compare and contrast water that is unpolluted and...
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Field Trip to test Water Quality
Students examine water quality indicators,test water quality and record their results. In this water quality lesson students complete a water testing lab and complete a lab report.
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Green Plants
Beginning botanists are introduced to the world of plants with this PowerPoint. Some of the information is most appropriate for primary learners, such as the needs of a plant. Some of the information, however, is more directed at...
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Water Walk
Learners conduct a visual survey to discover information about local land use and water quality; document their findings by mapping and profiling the water body; and use this initial investigation to raise questions about local land use.
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Moebius Strips
Students make Moebius strips and use them to demonstrate the interconnectedness of an environment. They explore the natural cycles (water, oxygen/carbon dioxide, carbon, nitrogen) within the environment. They describe how the cycles are...
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Critter Clues
Students work together to examine water quality. They identify the indicators of water quality and complete an experiment. They discuss their results.
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Now You're In Trouble
Second graders study how actions in the schoolyard and home can affect water quality. They discuss how rainwater can clean plants and sidewalks on its way to storm sewers. They draw an example of a simple maze that represents the maze...
Teach Engineering
Red Cabbage Chemistry
Using the natural pH indicator of red cabbage juice, groups determine the pH of different everyday liquids. As they work, pupils gain an understanding of pH that may help deal with contaminants in the water supply.
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Make Your Own Biodegradable Plastic Stuff
Students identify the four basic natural resources. They distinguish bettween renewable and non-renewable resources. Pupils recognize that all natural resources are needed by living plants and animals. Students list consequences for...
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Cleansing, Sparkling Koos
Students explore the importance of water conservation and investigate how plants clean water.
Teach Engineering
Grow Your Own Algae!
Develop a model of a wastewater treatment center. The last activity of the unit has pupils mix a lake water sample into a tank of water containing fertilizers. Over time, the algae from the lake water grows and removes the nutrient-rich...
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Dirt: Making Dirty Water Clean!
Fourth graders study soil and water. In this water lesson students work in groups and use a filter to clean water.
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WATER GOES AROUND AND COMES AROUND
Students build a model of a water system from the source to users and read and interpret a water meter.
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Water Conservation/ Pollution: Why is the Water Running?
Students consider water conservation and chemical pollution of water. For this water use lesson, students discover how water towers and dams are used to take water to desired locations. Students also discuss the effects of chemical water...
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Testing the Waters
Eleventh graders examine a local body of water. In this science lesson, 11th graders collect water samples to test. Students analyze the data and make conclusions. Students create tables and graphs of the data.
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How Our Water Becomes Polluted
Students list causes of water pollution, discuss how people contribute to water pollution, and explain concept of watershed.
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Types of Pollution
Students differentiate between various types of water pollution and complete a Venn diagram with the information. They consider why there are laws regulating the release of pollution in water and discuss solutions to pollution problems.
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Digital Picture Water Source Hunt
Students use a technological format to illustrate their understanding of the importance of water to life. In this water lesson, students read a picture a book and discuss the need for water. Students create a class chart about uses of...
Agriculture in the Classroom
Wad-a-Watershed
What kind of impact do humans have on watersheds? Find out in a lesson that defines, explores, and promotes ways to protect our watersheds. The ultimate goal of the lesson is for learners to discover how a watershed is impacted by...
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Water-Holding Capacity
Students design and conduct an experiment to compare the water-holding capacity of sand, soil, and moss. They measure the change in weight for each material after adding the same amount of water to each material.