Search Results


Showing results 161 to 180 of 339

Add to list Details
In this activity, learners will first learn the basics of galaxy classification and grouping.

free Ages 14 - 18 30 to 45 minutes
Add to list Details
In this activity, learners explore density, convection, stratification, and, by inference, the melting of icebergs. Learners make hypotheses, test their hypotheses, and explain their observations.

1 cent - $1 per group Ages 11 - 18 30 to 45 minutes
Add to list Details
In this activity, learners test the Law of Reflection based on experimental evidence. Learners produce raw data and explanations based on their data: pencil tracings of incident and reflection rays.

$1 - $5 per group Ages 14 - 18 45 to 60 minutes
Add to list Details
In this activity, pairs of learners will create two make-believe dig sites by burying chicken bones in plaster of Paris--a powder that hardens when wet.

$5 - $10 per group Ages 8 - 14 2 to 4 hours
Source Institutions
Add to list Details
Learners will understand the relationship between climate change and sea-level rise.

$1 - $5 per group Ages 11 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners will engineer three different parachutes to test how well each one works.

$1 - $5 per student Ages 6 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this interactive and informative group activity, learners use packages of M&M's to illustrate the difference between weather and climate.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this quick activity (located on page 2 of the PDF under GPS Wetlands Activity), learners will model how wetlands act as natural filters for the environment.

$5 - $10 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this quick activity, learners break the tension that happens when water develops a "skin." Learners use water, pepper and some soap to discover the wonders of surface tension—the force that attract

$1 - $5 per student Ages 6 - 11 5 to 10 minutes
Add to list Details
Learners complete two simple experiments to prove the existence of air and air pressure which surround us.

1 cent - $1 per group Ages 8 - 11 5 to 10 minutes
Source Institutions
Add to list Details
“Exploring the Universe: Imagining Life” is a hands-on activity in which visitors imagine and draw an extreme environment beyond Earth, then invent a living thing that could thrive in it.

1 cent - $1 per student Ages 4 - 14 5 to 10 minutes
Source Institutions
Add to list Details
This demonstration/activity helps learners understand why higher elevations are not always warm simply because "hot air rises." Learners use a tire pump to increase the pressure and temperature inside

$1 - $5 per group Ages 8 - 18 10 to 30 minutes
Add to list Details
In this activity, learners construct a traditional handicraft toy that illustrates a motion commonly associated with violins and earthquakes.

$1 - $5 per student Ages 6 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners construct hand-held altitude trackers. The device is a sighting tube with a marked water level that permits measurement of the inclination of the tube.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this design challenge activity, learners build a boat that can hold 25 pennies (or 15 one inch metal washers) for at least ten seconds before sinking.

$1 - $5 per student Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this quick and easy activity and/or demonstration, learners use two empty soda cans to illustrate Bernoulli's principle.

free Ages 6 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this activity (Lesson 1), learners work in groups to create tide simulations.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Add to list Details
In this data collection and analysis activity, learners evaluate fish physiology and ecology using vision research data from Dr.

free Ages 14 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners conduct a waste audit and use their findings to implement a plan for reducing trash.

$5 - $10 per group Ages 8 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners calculate their water usage (in cups and galloons) during an average shower. Learners also chart and analyze water usage during showers in their households.

free Ages 6 - 11 45 to 60 minutes