Filters: Your search found 27 results.
Topics/Subjects:
Earth and space science  
Materials Cost:
1 cent - $1  
Learning Time:
2 to 4 hours  
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This textbook chapter introduces the buffalo as a keystone species, and describes the environmental impacts of its near extinction, including today’s predominance of non-native species in the Great Plains. Human activities that contribute to... (View More)

In this lesson, students create a timeline of world events from 1905 until 2006. Students locate key dates from the Cosmic Times poster series and determine world events that fit into the three story strands of Cosmic Times, as well as, the... (View More)

In this activity, students will create their own travel brochure or poster inviting people to visit a place where they could see an aurora. It is recommended that the class complete Lesson 1 in this series - What I know about the Aurora - prior to... (View More)

This is an activity about challenges that humans face in future space travel as analyzed through news articles highlighting discoveries about the Sun. Learners will read and analyze a series of related articles and answer questions to determine the... (View More)

In this activity, students investigate one specific topic (MACHOs, WIMPs or hydrogen gas) related to dark matter using available resources. Students will organize their findings and present this information in a creative and engaging fashion. This... (View More)

In these activities, students continue to explore the idea of interaction among Earth components as they identify processes in the Earth system and indicate how they illustrate an interaction between two of the Earth system components. Uses commonly... (View More)

This is a lesson where learners explore how the creation and destruction of ozone protects us from ultraviolet radiation (UV). Learners will kinesthetically model the depletion of ozone caused by chlorofluorocarbon (CFC) molecules; use ultraviolet... (View More)

This is a lesson about displacement, buoyancy, and density. Learners will understand why ice floats. Includes background information, teacher notes, assessment criteria, and related resources; activities are differentiated for Pre-K-grade 2 and... (View More)

This is a lesson about the basic requirements for human survival. Learners will use an online, multimedia module, in which they make changes to the ecosystem and draw conclusions about the biologic conditions that are necessary for human survival.... (View More)

This is a lesson where learners explore the benefits of an inert gas (nitrogen) to life. The lesson models scientific inquiry using the 5E instructional model and includes teacher notes, prerequisite concepts, common misconceptions, student journal... (View More)

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