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Life sciences  
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High school  
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This is an activity about the discovery of water ice on Mars. Learners will create physical models using Earth samples to answer the question, "is it more likely that high altitude regions of Mars are composed of icy dirt (with ice filling the pore... (View More)

Keywords: Mars
Audience: Middle school, High school
Materials Cost: Free

In this laboratory activity, students investigate chromophoric dissolved organic matter (CDOM) through gradual dilution of black, green and chamomile tea. Through this activity, students discover how CDOM can dominate the absorption of sunlight, how... (View More)

This article provides students with an overview of the technologies used to study the health of the Chesapeake Bay, which is at risk for eutrophication from non-point source pollution. The article describes how data from research vessels, buoys, and... (View More)

In this laboratory activity, students experiment with becomes CO² concentrations in water as a prelude to investigating the marine carbon cycle. The activity includes a worksheet and assessment questions. Tap water, ocean water (real or simulated),... (View More)

In this lab activity, students examine phytoplankton and picophytoplankton under a microscope and learn how to use a stage micrometer to measure microscopic specimens. Resources needed include a microscope, slides, coverslips, a stage micrometer,... (View More)

Keywords: plankton; algae; eukaryote
Audience: High school
Materials Cost: Over $20 per group of students

In this activity, students learn about the molecular techniques used to study picoeukaryotes, and are led through a paper and pencil simulation of a Denaturing Gradient Gel Electrophoresis (DGGE) procedure performed on picoeukaryote DNA. The lesson... (View More)

In this activity, students learn about the biological and physical conditions that lead to eutrophication of a water system by using real-time data to predict the the growth of harmful algae. They also conduct research on the Internet to learn more... (View More)

In this data analysis activity, students will obtain snow cover and surface temperature data for a locale in Alaska, plot the data, investigate seasonal trends in snow cover, and the relationship between snow cover and surface temperature at that... (View More)

Keywords: Authentic data use
Audience: High school
Materials Cost: Free

In this data activity, students explore trends in cloud coverage over Toronto, Ontario, Canada and learn about different cloud types. Step-by-step instructions for use of the MY NASA DATA Live Access Server (LAS) guide students through selecting a... (View More)

Keywords: Authentic data use
Audience: High school
Materials Cost: Free

This lesson is designed to help students gain knowledge in graphing a microset of data, then using the graphs to investigate the relationship between volcanic activity and the presence of atmospheric aerosols. This lesson is from the MY NASA DATA... (View More)