Search Results


Showing results 281 to 300 of 469

Add to list Details
This activity focuses on interactions within Earth systems and the effects of human activities. In this activity learners build a biomass pyramid.

1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this three-part activity, learners use food to determine the effects of wind, sandblasting and water on regolith (dust) formation and deposition on Earth.

$1 - $5 per student Ages 8 - 18 45 to 60 minutes
Add to list Details
In this activity, learners will compare predicted and observed tides using data from The National Oceanic and Atmospheric Administration(NOAA).

free Ages 14 - 18 45 to 60 minutes
Add to list Details
In this data collection activity about crabs, learners use data from the Virginia Institute of Marine Science (VIMS) trawl survey to determine the areas of the Chesapeake Bay that are being used by bl

$1 - $5 per group Ages 14 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners identify different plastics in a mystery bag. Learners discover that plastics are classified #1 through #7.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Add to list Details
In this activity, learners use tsunami time travel maps to predict how long it will take a tsunami to reach the shore.

free Ages 14 - adult 1 to 2 hours
Add to list Details
In this three part activity, learners explore and experiment with shadows to learn about the Sun's relative motion in the sky.

1 cent - $1 per group Ages 4 - 11 1 to 2 hours
Source Institutions
Add to list Details
This activity (located on page 8 of the PDF) introduces learners to the concept of Non-point Source Pollution--what happens when rain washes garbage and other pollutants into rivers and lakes.

$5 - $10 per group Ages 6 - 11 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners explore how light and dark colored objects absorb the Sun's radiations at different rates.

$1 - $5 per group Ages 6 - 14 2 to 4 hours
Source Institutions
Add to list Details
In this activity, learners explore the Great Plains.

$1 - $5 per group Ages 4 - 11 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners will turn an ordinary tray of sand into a desk-top garden for meditation.

$1 - $5 per student Ages 4 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this outdoor activity, learners use a mapping technique to become oriented to the major features of an outdoor site.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners consider how oil spills behave in the ocean and what impact they have on marine wildlife.

$10 - $20 per group Ages 11 - 14
Source Institutions
Add to list Details
This is part 3 of the three-part "Crayon Rock Cycle" activity. Before starting this section, learners must have completed part 1: sedimentary rock and part 2: metamorphic rocks.

$5 - $10 per student Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners make a model of the hot water of a deep sea vent in the cold water of the ocean to learn about one of the ocean's most amazing and bizarre underwater habitats.

1 cent - $1 per group Ages 8 - 14 5 to 10 minutes
Add to list Details
Using simple, inexpensive items, learners build and test submarine models.

$10 - $20 per group Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this water pollution activity, learners create pond water cultures and investigate the effects of adding chemicals or natural nutrients.

$5 - $10 per group Ages 8 - 14 1 to 7 days
Source Institutions
Add to list Details
This activity offers learners and their families several ways to raise their awareness together about home water.

free Ages 4 - adult 1 to 7 days
Add to list Details
Learners observe two model atmospheres -- one with normal atmospheric composition and another with an elevated concentration of carbon dioxide.

$5 - $10 per group Ages 14 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners use simple items to construct a device for indicating air pressure changes.

$1 - $5 per student Ages 8 - 18 1 to 4 weeks