Curated OER
Changing Planet: Ocean Acidification - the Chemistry is Less than Basic!
A video and laboratory investigation are highlights to this lesson on acidification of ocean water due to increased atmospheric carbon dioxide. Using bromothymol blue (BTB) as an indicator, pupils analyze the amount of carbon dioxide...
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Carbon Dioxide - Sources and Sinks
Where does all of the carbon dioxide come from that is supposedly leading to climate change? Earth science pupils test animal, plant, and fossil fuels as sources in this investigation. Using an indicator, BTB, they are able to detect the...
Curated OER
Circular Flows
To study circular flow, learners use the plans to trace through a series of interconnected economic and financial flows to explain the workings of the American economy. They use the model developed to comprehend the effects of Federal...
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Let's Dig Deeper!
Students investigate rocks and how they are formed and the uses man has for rocks. The topic is narrowed, researched, and documented by three sources. The results are presented to classmates for evaluation.
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Texas Kid Writes Book About Presidents
Arranged into small groups, learners read a paragraph of the news story "Texas Kid Writes Book About Presidents." As one reads, others mark the text (underlining important information and writing notes in the margin of the story). After...
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Who's Afraid of the Big, Bad Wolf?
Students compare wolves' behaviors to those of the human race. In this wolf instructional activity students write a story that will show that wolves are either good or evil.
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Debris Dilemmas
Learners examine debris, what it is, where it comes from and where they go. In this debris lesson students view a video, answer questions and discuss what they learned.
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BOLTSS Map
In this geography worksheet, students identify the six features always used on maps. They identify each of these features by the acronym BOLTSS. Students examine the Melbourne Cricket Ground shown and respond to the 4 questions that follow.
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Life Giving Rivers
Students examine the world's rivers in this six lessons unit which mingles science with social studies. The dynamic forces that create erosion in nature are also seen as habitats and ecosystems that are affected by environmental and man...
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Investigating Sources-Artifacts
Students discuss artifacts. In this social science instructional activity, students realize that artifacts can help one in determining about the person the artifacts belonged to. Students will be put into small groups and will look at...
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Sunlight and Heat
Young scholars brainstorm about the sources of heat. They discuss that sunlight is one of those sources. Students complete a lab about cold water and warm water. They record the temperatures from each thermometer and discuss which...
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From Smithson To Smithsonian, The Birth Of An Institution
Students evaluate historical sources. In groups, students explore the differences between a primary and secondary source. They examine the importance of evaluating sources and using credible ones when writing reports. Students...
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Geography Action! Rivers 2001- River Puzzle
Students cut out puzzle pieces and create a healthy river by putting the pieces together in a logical order on construction paper. Students begin by placing the "source" piece at the start of the river and the "mouth" piece at the end,...
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Geography Action! Rivers 2001- Human River
Students create a 'human river' by arranging themselves into a river pattern. Each student selects an article to represent a pollutant such as paper, book, or pencil. Students at the source of the river pass their pollutant on to the...