Search Results


Showing results 161 to 180 of 262

Add to list Details
In this design-based lesson, learners study flood dynamics as they modify a riverbed with blockages or levees to simulate real-world scenarios.

Over $20 per group Ages 11 - 14 1 to 2 hours
Add to list Details
Through discussion and hands-on experimentation, learners examine the geological (ancient) carbon cycle.

$1 - $5 per group Ages 11 - 14 45 to 60 minutes
Add to list Details
In a class demonstration, learners observe a simple water cycle model to better understand its role in pollutant transport.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
Add to list Details
In this demonstration, learners observe vinegar and baking soda creating carbon dioxide (CO2) in a bottle. The gas is poured out of a bottle onto a candle flame, putting out the candle.

1 cent - $1 per group Ages 8 - 14 5 to 10 minutes
Add to list Details
Learners develop awareness and understanding of the daily air quality using the Air Quality Index (AQI) listed in the newspaper or online.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this geology and engineering activity (page 7 of the PDF), learners build an earthquake simulator, then use it to test various building designs, exploring different materials, shapes, and design op

Over $20 per group Ages 14 - 18 1 to 2 hours
Source Institutions
Add to list Details
This is an activity about rockets. Learners will explore how rockets leave Earth's orbit and what it takes to make a launch successful.

$1 - $5 per student Ages 6 - 8 10 to 30 minutes
Add to list Details
In this activity (on page 4), learners create a submarine using a plastic sandwich bag. This is a fun way to learn about buoyancy and how captured gas can cause objects to float.

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
Add to list Details
Learners test two jars containing hot water, one covered with plastic and one open, for changes in temperature.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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 (on page 14 of PDF), learners use a pan full of flour and some rocks to create a moonscape.

$10 - $20 per group Ages 6 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners will make a model rocket to test the phrase "what goes up must come down." Learners will power their rockets with air pressure, and soon discover the effects of air resistan

$1 - $5 per student Ages 4 - 8
Source Institutions
Add to list Details
In this activity, learners explore how the shapes, sizes, and distances of land masses appear differently on two different models of Earth: an icosahedron and a flat map.

1 cent - $1 per group Ages 11 - 18 30 to 45 minutes
Add to list Details
Historically, sea floor mapping (bathymetry) was done by soundings.

$1 - $5 per group Ages 11 - 14 2 to 4 hours
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 activity (page 89 of the PDF), learners compare and contrast pitch and roll motions by using a Magic Carpet maze similar to one that was used for Neurolab investigations about microgravity.

1 cent - $1 per student Ages 8 - 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
Add to list Details
In this demonstration, learners observe vinegar and baking soda reacting to form carbon dioxide (CO2) gas.

1 cent - $1 per group Ages 8 - 14 5 to 10 minutes
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
In this demonstration, learners compare and contrast regular water ice to dry ice (frozen carbon dioxide). Both samples are placed in a solution of acid-base indicator.

$1 - $5 per group Ages 8 - 14 5 to 10 minutes