Curated OER
Sentence Fragments
As middle and high schoolers experiment with their writing styles, it's easy to slip in a few accidental sentence fragments. After reading a full-page of information regarding how to identify and avoid sentence fragments, learners...
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Forest Habitat Fragmentation
Seventh graders discuss the loss of animal habitats and the importance of refuge areas for them. They collect small pictures of animals found in their state and glue them to an outline of their state according to their range. Finally,...
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Deforestation, Fragmentation, and the Edge Effect
Students participate in an activity to demonstrate how deforestation, fragmentation, and habitat edges may affect native animal populations. Students accomplish this by playing a game from a provided worksheet and completing a graphing...
Howard Hughes Medical Institute
Seed Dispersal in Tropical Forests
How do seeds get around? It's not like plants can control seed dispersal—or can they? Dig deeper into the amazing mechanisms of seed dispersal observed in tropical plants through interactives, a video, and plenty of hands-on data...
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Exploring the Temperate Forest: Biodiversity and Interdependence
Students examine the consequences of cutting down large amounts of forests throughout the world. In groups, they use the internet to complete a module taking them on a tour through different temperate forests. To end the lesson, they...
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Forests for People
Students devise and conduct a survey at their school to discover what the students like to do in forests. They then plot the results in a line-graph. Students research the various things threatening forest life.
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Soil, Forest, and Land Conservation
Students discuss the demands on the rainforest and devise a management plan that satisfies competing uses. They then construct a diorama to show the location of the various sites.
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Types of Sentences
In this grammar worksheet, students identify twenty sentences as correct as is, fragments, contains a comma splice or is a fused sentence.
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An Uncertain Future
Learners study the distribution of large mammals and carnivores in an ecosystem. Using maps and historical data, they examine areas for these animals such as refuges, untouched forests, prairies and grasslands. Students determine actions...
National Center for Case Study Teaching in Science
The Zarkah Stone
Astronomy stars read the account of the Zarkah meteorite that struck thickly populated Park Forest, Chicago in 2003. In doing so, they differentiate between meteors, meteorites, and meteoroids. They will also be able to explain...
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Examine the Trees in Your Community Forest
Twelfth graders examine selected tree species. In this tree lesson, 12th graders examine twenty selected tree species, identify them, and correctly map out the trees in the area.
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Searching for Meteorites
Students examine meteorites and attempt to recover meteorite fragments. In this space instructional activity students complete a demonstration on the impact of a meteorite using water balloons and make experimental predictions.
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Must or Mustn't?
In this online/interactive grammar usage worksheet, students read incomplete sentences and fill in the blanks with the verbs "must" or "mustn't". Students choose 32 answers.
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Sentence Sense: Correcting Errors
In this language arts worksheet, students read 20 sentences that might contain errors. On the blank before each sentence, students write S if the sentence is correct, CS for a comma splice or FS for fused sentence (run-on).
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I Depend on You, You Depend on Me!
Students explore the interdependency between humans and the ecosystems. They examine how uncontrolled development threatens the rain forests. They discuss how human actions affect the rain forest.
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Death and Recovery
Mount St. Helens erupted on May 18, 1980, devastating plant and animal life for miles around. Two activities are included in this lesson plan. In one, learners evaluate tree rings to determine the age of a tree and the year of a volcano....
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Managing Wildlife
Students explore the relationship between wildlife and humans in northern New England. They also brainstorm ideas on why they think some species are greater in population than others in a given area.
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Endangered Giant Pandas
In this giant panda worksheet, students read and complete 5 pages of information and activities pertaining to the giant panda. Students study maps of the area, read fun facts about pandas, cut and paste life cycle sequencing, and read...
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Saving Habitat
Students pick an animal native to Maryland and research how populations of that animal might be affected by land use changes over the past thirty years. They predict population trends for the next thirty years.
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Volcanoes: Death and Recovery
Students examine the aftermath of a volcano. In groups, they participate in activities focusing on the impact on plants and animals. To end the lesson, they discuss the positives to the environment after a volcanic eruption.
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Environment: Erosion Boxes
Fourth graders discover how the processes of erosion and weathering alter the physical characteristics of the environment. In a student log,they record the various types of erosion and list ways to prevent it. Using clear, plastic...
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What If We Run Out?
Students explore the consequences of shrinking habitats and the human impact on wildlife populations. They participate in a game to study the consequences and describe the preservation of animal habitats.
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Eyewitness Accounts
Students role-play to show the eyewitness accounts of the eruption of Mt. St. Helens. In this volcanic eruption lesson, students act as reporters, eyewitnesses, and scientists to dramatize the eruption of Mt. St. Helens. They discuss the...
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Most Troublesome Exotic Invasive Plant Species Web Quest
Students participate in a Web Quest activity in which they identify common exotic invasive plant species of the Southern Appalachian Region. After identifying the top 10 exotic invasive species, they choose one to research in depth.