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Now showing results 31-40 of 171

The total amount of water on Earth, the places in which it is found and the percentages of fresh vs. salt are examined in this lesson. A short demonstration allows students to visualize the percentage differences and a coloring exercise illustrates... (View More)

Water is essential to Earth's living system, the biosphere. In this lesson, students determine the types of living things within an outdoor study site, use a taxonomic key to determine the predominant land cover type of their site, then predict the... (View More)

In this activity, participants learn about the hydrosphere by making observations and taking measurements. They will go outside and use scientific equipment to investigate temperature, pH and transparency of a body of water. They will use this... (View More)

This activity was developed to get students thinking about the many ways that people use freshwater and how we can conserve this precious and fundamental natural resource. Students will watch a short documentary describing issues related to clean... (View More)

Students will design, build and then test a rain gauge to measure precipitation. By sharing their results, they will recognize the need for standardization and precision in scientific tools. All background information, student worksheets and... (View More)

In this lesson students use climatograms from different U.S. locations to observe patterns in temperature and precipitation. After describing geographical features near these locations, they will use graphs to compare and find patterns in the... (View More)

This is a lesson about the size and scale of planets in the solar system. Learners will kinesthetically model the order of the planets outward from the sun. Then they will use a string and beads to create a model to represent the relative distances... (View More)

Learners will identify, become familiar with and use the Engineering Design Process, use the engineering design process to sketch a reasonable drawing of the rover that will be built, use the steps of the engineering design process to build a Mars... (View More)

Audience: Middle school

Learners will brainstorm ideas to be developed into a team skit, work cooperatively to assign duties and write a team skit, and collaborate with team members to complete the Mars Rover Manual. The lesson uses the 5E instructional model and includes:... (View More)

Students will learn about NASA's Radiation Belt Storm Probes (RBSP), Earth's van Allen Radiation Belts, and space weather through reading a NASA press release and viewing a NASA eClips™ video segment. Then students will use simple linear functions... (View More)

Audience: Middle school
Materials Cost: Free