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Where's the Oxygen?
Students study seawater and how temperature and salinity influence it. In this oxygen lesson students complete a lab activity on dissolved oxygen.
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Ocean Planet: Pollution Solution
Students explore the concept of environmental stewardship. In this science lesson, students investigate the impact of oil spills as they discuss historical spills. Students use problem solving skills to brainstorm clean-up methods.
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Thinking about Energy
Young scholars examine their understandings about energy concepts by completing an online survey. Students participate in a class discussion about their uses of resources and the differences between perpetual, renewable, and...
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A Pre-Treatment Model for Ethanol Production Using a Colorimetric Analysis of Starch Solutions
Pupils recognize the benefits of ethanol and study photosynthesis. In this ethanol instructional activity students complete an experiment that shows the procedure that starch can be hydrolyzed by salivary amylase.
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Are Polymers Photodegradable?
Students study the term photodegradability and how it applies to the 6-pack loop ring. In this materials lesson plan students test photodegradability of the 6-pack plastic ring.
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Ecology: Effects of Land Use on Natural Streams
Eighth graders examine how humans affect various ecosystems. In this ecology lesson, 8th graders discuss different ways that contaminants enter the stream. They explain the consequences of eutrophication in lakes.
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Lake Superior Ecology Unit
Sixth graders research Lake Superior and its ecosystem. Students investigate the lake's cycles of mixing and stratification and how these cycles affect the biology of the lake. This lesson contains five days of activities.
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How Does Mining Produce Acid Runoff?
Learners examine how mining and other industry operations can lead to acid runoff. In this mining lesson students study weathering and complete a lab on it.
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Food & Science - How Healthy is Your Diet?
Learners experiment with various foods to determine fat and starch content. They rub jam, peanut butter, bananas, and other foods in a small circle on a piece of paper, and observe the results. If there is a high fat content in the...
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The Nature Of Dissolving Processes
Students examine the rule of "like dissolves like." They define and describe solutions and solubility models on molecular liquids, ionic solids, and molecular solids.
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What Makes Up a Healthy Watershed
Students, after observing the elements of a local watershed, explore the need to protect watersheds as water resources for the future. They examine the factors involved with a watershed: geology, ecology, and the effect of man's...
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Finding the Ages of Rocks and Fossils
High schoolers practice dating fossils. They learn the concept of "deep time"--that earth was formed billions of years ago. They experience excellent hand-outs and virtual age tutorial links.
National Institute of Open Schooling
Mole Concept
Learners explore atomic measurement in the first activity in a series of 36. Through readings, activities, and questions, classes review standard SI units, learn about Avogadro's constant, and use it to help them calculate moles. They...
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Carbon: Structure Matters
Young scholars read the Who We Are Section on Calfee Designs Webpage and discuss carbon usage. They work in pairs to look up the minerals diamond and graphite then create a chart on the properties of each mineral then compare how they...
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Our Universe: Designed or Evolved?
Students brainstorm and write arguments for Evolution and Intelligent Design. They research the history of each of these ideas. They also examine the controversy of teaching one or both ideas in schools.
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Keeping Healthy
Students describe the relationship between exercise and health. They name ways to monitor their health and the equipment used to do so. Students name solutions to common health issues and explain why good nutrition and exercise are...
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Teaching About the Properties of Water
Students use video, Internet research, graphs and tables, worksheets and hands-on experiments to investigate the properties of water in a lake environment. They work under direction or through an inquiry process.
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DNA Diagnosis
Students describe the fundamentals of DNA such as structure and replication. Given a picture of a gel, they circle the band that represents the smallest DNA, the largest DNA, and show which DNA sources are the same.
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The Basics of Biochemistry
Science teachers can introduce basic chemical concepts to biology students.
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Inter-State Matters
Students explore the six phase transitions between gases, liquids and solids for a variety of elements. Each group of students focuses on a different element, investigating its physical properties during each of the six phase transitions.
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Air: Fuel For Thought
Students consider the impact of vehicle use in their family and brainstorm viable alternatives to this use. They calculate the total emissions for their family cars during the week, then compare those totals with Hybrid car totals.
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A Nobel Cause
Students research the lives and accomplishments of Nobel Prize-winning scientists and compose stories about what the world would be like without the accomplishments of these scientists.
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Building A Topographic Model
Students visualize, in three dimensions, features represented by contour lines on a topographic map. They see that the different elevations shown on a two dimensional topographic map can be used to build a 3-D model.
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Science Detectives
Fifth graders examine the differences between chemical and physical changes. As a class, they are read a scenerio and determine whether it was deliberate act or not. In groups, they observe the changes of an alka-seltzer tablet and...