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Topics/Subjects:
Mathematics  
Learning Time:
10 to 30 minutes  
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This is a set of four, one-page problems about the size of planets compared to earth. Learners may use ratios to compare planets within our solar system or those outside of our solar system with the earth. Options are presented so that students may... (View More)

Audience: Middle school
Materials Cost: Free

This is a set of three, one-page problems about mass and power of spacecraft. Learners will use multi-step equations to solve several diverse problems. Options are presented so that students may learn about different types of power systems to... (View More)

Audience: Middle school
Materials Cost: Free

This is a set of four, one-page problems about the distance craft travel on Mars. Learners will use the Pythagorean Theorem to determine distance between a series of hypothetical exploration sites within Gale Crater on Mars. Options are presented so... (View More)

Audience: Middle school
Materials Cost: Free

In this lesson students will investigate nitrogen dioxide levels in the atmosphere over a one-year period. The students will have to look at several regions from around the world to draw conclusions regarding NO2 amounts. From the plots, students... (View More)

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

In this activity, learners draw a circle with a single focus, an ellipse with two foci close together, and an ellipse with two foci far apart, and compare the shapes. Learners then measure the Sun in four images each taken in a different season,... (View More)

In this problem set, learners will calculate the parts-per-thousand measure for different scenarios, including ocean salinity as depicted in the image included. Answer key is provided. This is part of Earth Math: A Brief Mathematical Guide to Earth... (View More)

Keywords: Unit conversion
Audience: Middle school, High school
Materials Cost: Free

In this activity, learners write space weather reports using current data about the Sun and create a broadcast script to present the researched information to an audience. Several activities are related to this lesson, including "Understanding our... (View More)

Audience: Elementary school, Middle school, High school
Materials Cost: Free

In this problem set, learners will analyze a graph of the reflectivity of soil and two kinds of vegetation to understand how scientists use these measures to identify different materials. Answer key is provided. This is part of Earth Math: A Brief... (View More)

Audience: Middle school, High school
Materials Cost: Free

In this problem set, learners will analyze a table of electrical consumption of appliances when not in use and consider the total consumption in kilowatt-hours (kWh), associated cost and their own consumption when appliances are in "instant-on" or... (View More)

Audience: Middle school, High school
Materials Cost: Free

In this problem set, learners will compare before-and-after satellite images of Greece to answer questions related to biomass loss as a result of the 2007 fires. Answer key is provided. This is part of Earth Math: A Brief Mathematical Guide to Earth... (View More)

Audience: Middle school
Materials Cost: Free