Students see the importance of primary sources in the study of history, but also the limitations of relying only on primary sources of taking the money, as it were, at face value.

Students observe photographs of selected twentieth-century aircraft at the National Air and Space Museum and note differences in the design of aircraft wings, fuselages, and engines.

Students, by drawing on their own experiences, discuss and examine the basic physics of flight. They participate in a variety of activities regarding flight.

Students investigate the US military involvement in Kosovo and answer teacher generated questions.

Learners explore how animals survive in the winder. After attending a gall-collecting field trip, students place them in a freezer. Once frozen, the learners open the gall flay larva and observe it as the larva revives. Students...

Students collect chemical, physical, and biological data from a local lake throughout the year. In addition, students discuss the design of an experimental structure for water collection at several specific depths as well as assess the...

Tenth graders navigate and use the online Atlas of Canada. They explain the cause and effect relationship between human settlement and the natural environment and wildlife species. They utilize a worksheet imbedded in this plan.

Students compare a realistic landscape painting with a photograph of the same place.

Middle schoolers record information and write journal entries on the structure and function of cell organelles while viewing a Powerpoint presentation.

Students examine how toxic pollutants affect environmental and human health. They define key terms, watch a video, and answer discussion questions.

Young scholars explore various Chinese beliefs about the environment. Using the internet, they research the characteristics of Feng Shui. They discuss how human actions modify the physical environment and vice versa. They discover how...

Students investigate the chemistry of coal. This lesson serves as a review of conservation of mass, simple reactions and equation balancing. During the lesson, students research chemical components of coal, as well as environmental...

Students study life forms in coral reefs. In this ocean life lesson, students study life in coral reefs as they create a coral reef sculpture.

"Changing the Ecosystem: Q & A" is a one page, nonfiction, reading passage about how the loss of the prairie to farming and population growth impacts the ecosystem. It is followed by questions which require students to provide...

"Changing the Ecosystem" is a one page, nonfiction, reading passage about the disruption in the food chain due to habitat loss and pollution and the results of that disruption. It is followed by questions which require students to...

This online companion to the PBS series "Journey to Planet Earth: Hot Zones" explores how changes in ecosystems can lead to increased risk and transmission of infectious diseases. Highlights include video clips and educational resources.

Find out how plants and animals adapt to changes in ecosystems.

Introduction to the concepts of habitat and habitat change.

The forests of Western North Carolina are threatened by a wide variety of environmental stressors and disturbances, such as insects, disease, invasive species, drought, fire, hurricanes, tornadoes, and ice storms. A stressor is any kind...

Learn what happens to different populations of organisms as their ecosystem changes. Design your own experiment and make your own guesses with what the result will be with this virtual ecosystem. Also experiment with producer/consumer...

In this lesson, learners build on their knowledge of individual impacts on the ocean to see how the whole system can react to threats and changes. They examine ways in which human actions throw marine ecosystems out of balance, explore...

An inquiry-based science unit for middle school students centered on how human activities affect environmental changes related to land use. The lessons integrate technology and lab activities while teaching about today's land use and how...

Information about what climate change is and how it impacts wildlife and ecosystems.

What happens to a population when the environment changes? Students remove a dam that divides an ecosystem to illustrate the effects of environmental changes. Students observe and collect data as the grass and then the rabbit populations...