Filters: Your search found 7 results.
Educational Level:
Informal education  
Elementary school  
Learning Time:
30 to 45 minutes  
Instructional Strategies:
Generating and testing hypotheses  
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Learners will decide on the appropriateness of items to take on a long trip to Mars and take into consideration the effects of zero gravity, limited electrical power, etc.

In this activity, students use different perspectives to gather information about an area, and discuss the advantages of this approach. It should be conducted in a grassy area, and requires a few pennies. The resource includes a set of images taken... (View More)

Audience: Elementary school, Middle school
Materials Cost: Free per student

In this hands-on activity, students create a model soil profile in a two-liter beverage bottle, time the movement of water through different soils and observe the amount of water held in these soils. They observe the filtering ability of soils by... (View More)

In this inquiry investigation, students study the motion and positions of the Earth and how they affect the path of sunlight we get in different places. They discover that the Earth must be curved to account for the different lengths of shadows at... (View More)

In this inquiry investigation, students discover how a given amount of light changes in intensity when the area it shines on changes, and that change in light and heat occurs when the Earth is tilted towards or away from the Sun. Supplies required... (View More)

In this inquiry investigation, students discover that the Earth is tilted on its spin axis, and that the tilt is responsible for the seasons. Supplies required include a globe, flashlights, golf tees and blue-tak. This investigation is from... (View More)

In this inquiry investigation, students conclude that the motion of the Earth is linked to the changes we observe such as the length of the day. Students learn about the reason behind the Earth's time zones. An optional water clock and sand clock... (View More)

Keywords: Time; Orbit; Time zones
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