Earth Day Network
Staying Green While Being Clean
Clean up the environment with a lesson that focuses on replacing hazardous cleaning supplies with green, environmentally-friendly products. Using a dirty patch of surface as a control area, kids clean other parts of various surfaces...
Utah Beef Council
Beef Unit and Lab Plan
What are the proper methods for cooking various cuts of beef? What are some basic rules regarding meat food safety? Here you'll find 10 lab plans with a variety of beef cookery activities, perfect for a home economics or cooking course.
Howard Hughes Medical Institute
Got Lactase? The Co-Evolution of Genes and Culture
Does the human body evolve as quickly as human culture? With a stellar 15-minute video, explore the trait of lactose intolerance. Only about 1/3 of human adults seem to still have the enzyme lactase and therefore, the ability to digest...
Curated OER
Air, Air Everywhere! Lesson 2: Acid Rain
Middle school environmentalists record the pH of four different liquids, including two aerosol cleaning products. They liken the products to acid rain and speculate in writing which might affect the human respiratory system. Although...
Curated OER
Reduce Reuse Recycle
Students discover methods that can save the planet by recycling. In this sustainable planet lesson, students read The Berenstein Bears Don't Pollute Anymore, and practice memorizing the 3 R's. Students write commitment...
Curated OER
New York City Water Quality Assessment Project
Students investigate the chemistry of water and how its molecular structure supports life through its biochemcial, physical, and environmental roles. They investigate the quality of water as it interacts with the environment. Students...
Beyond Benign
SLS Toxicology Test
Ingredients in your shampoo are toxic enough to kill plants. The 16th installment of the series of 24 tests the toxicity level of various concentrations of SLS, a chemical found in nearly all shampoo. Learners prepare percent solutions...
Curated OER
Race To Win Project
Students develop proper work and personal skills that will enable them to become competent and confident adults. Students analyze basic nutritional habits. Students evaluate sport/athletic food patterns.
Curated OER
The Breathtaking Nature of the Urban Explosion, Part 4
High schoolers explore the respiratory system. They use a computer to monitor the respiratory rate of an individual. They determine residual oxygen levels in exhaled air. Students evaluate how internal 02 and C02 concentrations...