Curated OER
Sodium Bentonite Swelling Index
Students research the effects of sodium bentonite being combined with water. They discuss the reasons why this chemical is used in landfills. They measure the swelling index of sodium bentonite clay.
Curated OER
Flower Reproduction
Fifth graders examine the cycle of flower reproduction. They listen to a poem about a bee, observe and examine flowers in small groups, and develop a class KWL chart. Students then read about flower reproduction in their textbook, and...
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Pollution and Conservation
In this pollution and conservation learning exercise, students read a passage on pollution and conservation, and answer short answer, multiple choice, and vocabulary matching questions. Students complete 27 questions.
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ESL: Words With "D"
In this ESL words that begin with D worksheet, students choose the correct word to fill in blanks in sentences. Page has a link to additional resources.
Curated OER
Landfills
Students explore the roles of sanitary landfills. They diagram the construction of a landfill and visit a local landfill.
Curated OER
The Chemistry of Coal
Students investigate the chemistry of coal. This lesson serves as a review of conservation of mass, simple reactions and equation balancing. During the lesson, students research chemical components of coal, as well as environmental...
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Power, Pollution, Pros and Cons
Students review what they know about non-renewable energy, compare and contrast advantages and drawbacks of each type, such as cost of energy sources, feasibility, air pollution, water pollution, and other risks, and create table listing...