Students explore biological evolution and natural selection and its evolutionary consequences. They also explore how organisms are interdependent on one another.

Middle schoolers, in groups, observe, collect data, and analyze mammal behaviors.

Students develop a plan for ecotourism after researching a nearby national park or wild area.

Students explore how predators help control the growth of prey species for a more balanced ecosystem.

Students study the impact that invasive species have on biodiversity and more natural areas.

Students study the Temperate Grasslands biome of North America. They explain that it is an endangered ecosystem because the rich soils have been converted to farming in most areas. They view videos imbedded in this plan, then complete...

Students are able to list the types of household waste that they produce daily. They are able to describe some other types of waste that are produced by industry or agriculture to help maintain their lifestyles. Students are able to...

Students are assigned to bring five flowers. They explore flowers to distinguish different physical features of flowers. They compare and contrast different flowers to determine what features they have in common. Students develop an...

Learners role-play a meeting of the Elwha River council in which they present opposing views to council members on hydroelectric power and salmon fisheries resources. They brainstorm possible conflicts between various people in land-use...

Students explore the concept of philanthropy. In this abolition lesson, students watch "Uncle Tom's Cabin" and discuss the philanthropic acts they witnessed in the film. Students also complete an activity that requires them to determine...

Students examine the use of the Underground Railroad. In this Underground Railroad lesson, students determine the meaning of the word slavery. They study the Underground Railroad through the use of literature and Internet websites. They...

Young scholars get an overview of the climate and organisms of the North American Prairie. After a lecture, and watching some videos imbedded in this plan, students compile research data on the North American Prairie.

Middle schoolers study the difference between innate and learned behaviors. They observe the adaptations and behaviors of mammals in this series of lessons.

Second graders conduct research on a selected state in the United States. They read a book and write down interesting facts, conduct Internet research, and create a brochure using Microsoft Office Publisher.

In this reading comprehension worksheet, students read a 2-page article regarding Ohio and respond to 10 true or false questions regarding the selection about the state.

Learners use fossil range charts to explain relative dating. They graph for ammonites, marine organisms that went extinct at the same time as dinosaurs.

In this West Virginia reading comprehension worksheet, students read a 2-page selection regarding the state and then respond to 10 true or false questions

Students examine how fossils are created. They make impressions of different objects in clay and compare them to examples of fossils.

Pupils read and discuss how African- Americans are depicted in slave auction announcements. They research how Harriet Beecher Stow responds to the sale of slaves.

Pupils examine and define fossils. They create their own impressions and molds in clay and candle wax, making external and internal molds.

Students make impressions and molds in clay and them make casts with glue. After the glue dries students remove their fossils.

Students examine the public controversy between the use of public natural areas for economic activities by viewing video clips, researching on the Internet, and calculating sustainable land.

Students, while studying the rolls of pollinators and plants, explore co-evolution of mutualistic relationships.

Students research a wilderness or natural area and develop a plan for ecotourism.