Curated OER
Determination of Phosphates
Learners engage in a laboratory lesson in order to increase understanding of the impact of phosphates at the chemical and ecological levels. The lab exercise is completed with the goal of getting them to predict the outcomes and future...
Curated OER
The Trail of a Snack Food
Students identify some of their favorite snack foods. Using this information, they discover the resources needed to produce the food. In groups, they research different alternatives to make their favorite food in order to protect the...
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Erosion
Fifth graders study the effects of running water on erosion. They examine how the soil on the playground is affected by erosion and determine how the placement of trees and shrubs changes the path of erosion. In their science journals,...
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Water Pollution
Fifth graders examine what contaminated water looks like, and how it becomes polluted. They examine a teacher demonstration of water is not polluted but does contain rocks and other things that do need to be cleaned out before drinking...
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Ammonium Nitrate - Heat of Solution
Students quantify the relationship between temperature, energy and heat
and define an endothermic reaction. They measure the energy change caused by dissolving one mole of ammonium nitrate in water.
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We are where and what we eat
Students explore concepts of plants they eat, where and how they grow and are introduced to genetic diversity. They examine seed characteristics, look at their different sizes, shapes and germination time. They also set up seeds to...
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Com-Post With Us?
Students discuss the importance of reducing, recycling and reusing materials to help the environment. As a class, they create a worm bin and observe how it turns material in to compost. They use the internet to research the...
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Com-Post With Us? Learn About Recycling While Having Fun
Students examine the importance of recycling to help the environment. In groups, they make a compost bin on the school grounds recording how the material changes from week to week. They collect other materials for recycling like cell...
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The Compost Bucket
Learners recognize that plants and soils have a close relationship. They view a photo essay on the common practice and natural process of composting. Afterwards, they observe the process of plant decay over the course of several days.
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Trash Disposal Choices
Students investigate the use of landfills. In this landfill use and recycling instructional activity, students discuss what happens to trash and junk. They review the types of trash before categorizing a list of items they throw away...
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Ocean Pollution
Students study their role in eliminating ocean pollution and helping keep the oceans clean. In this environmental issues lesson, students define pollution and brainstorm examples of ocean pollution. Students define biodegradable and...
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Allele Frequencies and Sickle Cell Anemia Lab
Pupils investigate how selective forces like food, predation and diseases affect evolution. In this genetics lesson, students use red and white beans to simulate the effect of malaria on allele frequencies. They analyze data collected...
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Are You Thirsty: The Effects of Pollution on Drinking Water
Students discuss the different causes of water pollution. In this ecology instructional activity, students brainstorm ways to purify polluted water. They formulate their conclusion based on the results of the experiments.
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