Students are introduced to Sea Floor Spreading and how it provides evidence for Hess's and Deitz's theory of Continental Drift. They use paleomagnetic data to calculate the rate of Sea Floor Spreading.

Whether you wrap it or fill it, you're using geometric concepts. Classmates use an interactive approach to learn how to find volume and surface area of cylinders and prisms in the second lesson in a five-part series. The online lesson...

Here's a fresh approach that combines research, business and personal letter writing, and creative story telling. Student groups research different decades in the life of a famous Japanese astronomer. They then craft a decade fact sheet,...

As you work through Madeleine L'Engle's A Wrinkle in Time, try out some or all of the 20 questions and activities included here. Useful for discussion questions, group assignments, or individual projects, this resource covers plot as...

Fourth graders work with a partner to create a puppet show that demonstrates the condition of the prisoners in Andersonville, Georgia during the Civil War.

Youngsters discover who the leaders in their community are and what it means to build a community in this four-lesson unit. 

Students participate in assessments regarding the history of astronomy. They listen and take notes, draw a time line, draw a solar sytem designed by Ptolemy and create flashcards. They write an essay on Galileo, watch a video, take a...

Learners discuss the layers of the atmosphere, and the history of the ozone hole. They discuss the chemistry of the ozone formation. Students compare seasonal data collected with ozonesondes. They compare Antarctic and Arctic ozone hole...

Learners celebrate Earth Day by applying what they've learned about studying the natural world. In this Photo Scavenger Hunt lesson plan, students use a digital camera to capture outdoor imagery and to help them understand the...

Second graders study Native American Kalapuya culture. In this American History lesson, 2nd graders discover the early inhabitants of their community. They take a field trip to Dorris Ranch.

Middle schoolers observe and evaluate evidence of Alaska Native cultural symbols and artifacts. They research historical data from a variety of primary resources, including the Harriman expedition journals, related web sites, oral...

In this geologic history worksheet, learners answer questions about the earth's history, about dating fossils, about layers of rocks and about unconformity.

Learners complete a Venn diagram comparing the United States and Afghanistan. They research the history of the Taliban and how they relate to the United States and its foreign policy. They write a paper on possible solutions.

Students read about the history of soil and complete language arts, math, social studies, and more activities about soil. In this soil lesson plan, students complete fraction problems, create a school compost pile, write about conserving...

Galapagos Penguins are the only penguins on earth that live north of the equator (in the wild). In this last lesson plan a discussion on how the Galapagos islands developed their populations and diversity sparks the introduction. Two...

Students research the four geologic eras of Earth's history. In this extension on a fossils lesson, students research the different eras of Earth's history. Students use AppleWorks to create a bar graph containing information of the four...

Students calculate the radius of the earth. They use the method and data suggested by Eratosthenes. They investigate the interrelationships among mass, distance, force, and time through experimental processes.

In this history of life worksheet, students will explore how mass extinctions have occurred on Earth, the different periods of the geological time scale, and scientists' use of fossil records. Students will complete 3 fill in the blank...

Learners demonstrate visually Mankind's relative place on the earth's timeline. They familiarize themselves with the use of the metric system in measuring and producting a timeline.

Students investigate the effects of litter on the environment. In this environmental lesson, students read the statistics on pollution and identify the effects it has on the Earth. Students develop a plan to clean up their local community.

Students analyze the factors that affect exploration such as religion, trade, territorial expansion, and science. In this Great Explorations lesson, students determine the names of famous explorers as well as their routes and...

Learners role play to become familiar with the life of Thoreau. In this Thoreau lesson, students view a video of the Walden play about Thoreau.  Learners perform and promote the play as a school event.

Students read a variety of web-based articles to explore the history of human understanding of light. They investigate light waves and read about the work of Albert Einstein.

Students study volcanoes. In this Earth science lesson plan, students read, discuss and take notes on the volcanoes of the Cascade Mountains. This lesson also includes an art project.