This NASA visualization shows sea surface salinity observations (September 2011-September 2014). Students review the video and answer questions.

This investigation is part of the NASA: Mission Geography Module "What are the causes and consequences of climate change?" that guides students through explorations in climatic variability and evidence for global climate change. 

In this activity, students investigate three different soil samples with varying moisture content. They use a soil moisture probe to determine the percentage (by volume) of water in each of the soil samples.

The Solar Eclipse Implementation Sequence provides a series of lesson plans for students to learn about solar eclipses.

The purpose of this lesson is for students to compare data displays to determine which best answers the driving question. To do this they will evaluate the spread of the data and what the displays show. 

Students investigate the effects of Hurricane Sandy and make a scale model of the storm over the continental United States to assess the area of impact.

How much do you know about the frozen poles of our home planet?

The purpose of this activity is for students to create a desktop soil profile based on the biome region of the United States where your school is located.