Search Results


Showing results 1 to 20 of 95

Add to list Details
Learners test two jars containing soil, one covered and one open, for changes in temperature. After placing the jars in the Sun, learners discover that the covered jar cools down more slowly.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
Add to list Details
Learners investigate the concept of humidity by using a dry and wet sponge as a model. They determine a model for 100% humidity, a sponge saturated with water.

1 cent - $1 per group Ages 8 - 14 30 to 45 minutes
Add to list Details
Learners test two jars, one containing plain air and one containing carbon dioxide gas, to see their reactions to temperature changes.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners explore dinosaur fossils and a dig site. Learners work in groups to analyze a dig site map and match bones to a skeletal drawing of Kelsey (a Triceratops).

1 cent - $1 per group Ages 6 - 8 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore how dinosaurs are named and what their names mean. Learners listen to "The Littlest Dinosaurs" by Bernard Most.

1 cent - $1 per group Ages 6 - 8 45 to 60 minutes
Add to list Details
In this activity, learners investigate how wind can create surface currents and how waves move. Learners also discover how wind can affect oil spills.

1 cent - $1 per group Ages 8 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this demonstration, learners observe the effects of density and pressure. A "diver" constructed out of a piece of straw and Blu-Tack will bob inside a bottle filled with water.

1 cent - $1 per group Ages 4 - adult Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners discuss and investigate how cameras, telescopes, and their own eyes use light in similar ways.

1 cent - $1 per student Ages 11 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners experiment and observe how the color of materials that cover the Earth affects the amounts of sunlight our planet absorbs.

1 cent - $1 per group Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
Millions of organisms can live in and around a body of water.

1 cent - $1 per student Ages 8 - adult 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore how salt water freezes in comparison to fresh water.

1 cent - $1 per group Ages 6 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity (on pages 13-16 of the PDF) learners investigate three mystery samples to see which one contains life. The three samples are sand, sand and yeast, and sand and antacid.

1 cent - $1 per group Ages 4 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners discover if carbon dioxide has an effect on temperature.

1 cent - $1 per group Ages 6 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners (at least three) work together to explore the effects of atmospheric pressure.

1 cent - $1 per group Ages 14 - 18 10 to 30 minutes
Source Institutions
Add to list Details
This warm weather activity introduces learners to the impact trees have on blocking the sun's heat and reducing temperature on the Earth's surface.

1 cent - $1 per student Ages 4 - 14 2 to 4 hours
Add to list Details
This activity has three story puzzles learners can solve to learn about life in the Arctic.

1 cent - $1 per student Ages 4 - 8 30 to 45 minutes
Add to list Details
In this oceanography and data collection activity, learners cast real time sea state conditions using buoys from NOAA's National Data Buoy Center.

1 cent - $1 per student Ages 14 - 18 1 to 2 hours
Source Institutions
Add to list Details
This activity gets learners looking at 6-sided shapes in nature, including the cells of a beehive, as well as other shapes.

1 cent - $1 per group Ages 4 - 14 1 to 7 days
Source Institutions
Add to list Details
This activity introduces learners to Native Americans as people who depended upon nature in the past and continue to emphasize the importance of nature in the present.

1 cent - $1 per group Ages 4 - 11 30 to 45 minutes
Source Institutions
Add to list Details
In this activity (on pages 22-24 of the PDF), learners match extreme enviroments with life forms they support.

1 cent - $1 per group Ages 4 - 14 45 to 60 minutes