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Purdue University
Food Waste and the Environment
Out of sight out of mind can be a dangerous habit. Learners investigate the life of food waste after it leaves people's homes and its impact on the environment. They complete a series of three activities that involve building a mini...
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Visualizing the Greenhouse Effect and Global Warming
Young scholars discover the differences between global warming and the greenhouse effect through hands-on classroom experiences. They use a 2-D globe and picture cards to identify the causes of both. Students visualize the human...
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Solid Waste Takes Over
Students explore solid waste and its effects on the environment. They explain some of the major problems caused by waste disposal and the use of landfills. They suggest ways to reduce the amount of solid waste going into a landfill.
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Environment: Banana-in-a-Jar Experiment
Students conduct experiments using bananas sealed in jars to observe the effects on biodegradable waste in landfills. They cover the lid with a plastic sandwich bag to create an airtight seal. Students observe how the oxygen is used...
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It's A Gas
High schoolers build an organic waste methane generator and learn by running a scientific experiment to see what happens when people alter nature's way of recycling.
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Classic Trash
Students investigate how trash is classified and the options to deal with it. In this trash and recycling lesson, students perform an activity to classify trash into organic, renewable/ recyclable, now renewable/recyclable and...
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Let's Build a Worm Bin
Students explore the process of decomposition. In this ecology and measurement lesson, students prepare a worm home to be used for vermicomposting. Students weigh a group of worms and the added food, recording this information on a data...
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War on Waste
Students take a closer look at food waste. For this global studies lesson, students perform a waste audit at their school and institute a lunchbox challenge to reduce food waste. Students may also complete the extension activities.
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Fuel Cells
Students examine how fuel cells and combustion engines work. Using the internet, they research the positives and negatives of the various energy sources. In groups, they complete an experiment with a working fuel cell model and take a...