Filters: Your search found 23 results.
Educational Level:
Upper elementary  
Topics/Subjects:
The nature of science  
Learning Time:
10 to 30 minutes  
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On this webpage, learners will read fun facts about Pluto and explore why it is no longer considered a planet.

This tutorial lays the foundation to participate in the Students' Cloud Observations Online (S'COOL) project. S'COOL engages students in making and reporting ground truth observations of clouds then comparing those observations with data from the... (View More)

This science-based storybook provides an introduction to soil description and sampling. Simon, Anita and Dennis follow their dog, Scoop, and find themselves in the middle of an adventure in soil. This is one of four storybooks under the title... (View More)

Audience: Elementary school
Materials Cost: Free

Students become aware of the changes in visibility and sky color due to particles suspended in the air, called aerosols. They observe, document and classify changes in visibility and sky color over several days and understand the relationship... (View More)

In this activity, students learn the basics of the horizon, direction and the rising and settings of the Sun and stars by making a schoolyard "medicine wheel" with sidewalk chalk on playground asphalt. Medicine wheels are stone rings constructed by... (View More)

In this activity, students engage in long-term systematic observation to learn about the apparent annual motion of the Sun caused by the Earth’s orbit around the Sun. Students put a dot on a window where sunlight enters the classroom (or any room... (View More)

In this activity, students learn about the motion of the Sun in relation to the Earth, and how geographic directions are defined. Students use a tetherball pole (or an alternative) as a gnomon and the shadow the Sun casts to determine the exact... (View More)

This tutorial on cloud types was designed for participants in the S'COOL project (Student Cloud Observations On-Line). S'COOL engages students in making and reporting ground truth observations of clouds then comparing those observations with data... (View More)

The video is a procedural guide to sampling salinity measurements in water bodies in the field. It provides a step-by-step explanation of field procedures and features students conducting the investigation and asking questions about what changes in... (View More)

This video provides a step-by-step guide to determining nitrate and nitrite concentrations in a water sample, using a nitrate testing kit. It describes what chemical reactions are taking place throughout the testing process. The resource includes a... (View More)

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