Search Results


Showing results 1 to 20 of 131

Source Institutions
Add to list Details
This is an activity (located on page 131 of the PDF) related to sleep and circadian rhythms as well as space travel.

free Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this geology activity, learners create a model using a mixture of salt and sand inside a CD case. When the case is tilted or inverted, the mixture dramatically sorts into a layered pattern.

$5 - $10 per group Ages 11 - 18 1 to 2 hours
Add to list Details
In this experiment, learners work in teams to investigate how the color of a surface influences its ability to reflect light and therefore heat.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
This simple, yet surprising physics demonstration challenges preconceptions about forces, and demonstrates the strength of atmospheric pressure.

free Ages 4 - adult Under 5 minutes
Source Institutions
Add to list Details
Did you know that you would be a different age if you lived on Mars? It's true!

free Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this lab activity, learners explore how to initiate a density current. Learners measure six flasks with different concentrations of salt and water (colored blue).

1 cent - $1 per group Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore how the power of the sun can be harnessed to heat and cool a building.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners investigate various appliances and electronics, discovering how much energy each uses and how much carbon dioxide (CO2) is released to produce that energy.

Over $20 per group Ages 11 - 18 1 to 2 hours
Add to list Details
In this experiment, learners construct an equilateral triangle using graph paper, a pencil, protractor and ruler. They also make a "laser triangle" using a laser pointer and front-silvered mirrors.

$1 - $5 per group Ages 14 - 18 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 demonstration, learners observe the effects of air pressure. They will watch as marshmallows inside a bottle expand as a vacuum pump removes air from the bottle.

$1 - $5 per group Ages 4 - adult Under 5 minutes
Source Institutions
Add to list Details
In this simulation, learners use M&M™ candy to explore radioactive isotope decay.

$1 - $5 per student Ages 11 - 18 30 to 45 minutes
Source Institutions
Add to list Details
Did you know that a Slinky makes a handy model of earthquake waves?

$1 - $5 per group Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners measure and calculate the amount of cubic feet various containers contain. Next, learners investigate cubic feet per second (cps), by carrying jugs in one second.

free Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this seismic simulation, learners play a "who-dunnit" game to explore earthquakes.

free Ages 11 - adult 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners make pykrete by freezing a mixture of water and a material like cotton wool, grass, hair, shredded paper, wood chips, or sawdust.

1 cent - $1 per student Ages 4 - adult 4 to 24 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
In this classic hands-on activity, learners estimate the length of a molecule by floating a fatty acid (oleic acid) on water.

$1 - $5 per student Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this group activity, learners use some common objects and work together to simulate the Coriolis effect. During the challenge, learners make predictions and test different scenarios.

$1 - $5 per group Ages 11 - 18 30 to 45 minutes
Source Institutions
Add to list Details
Ocean acidification is a big issue due to the amount of carbon dioxide humans release. CO2 in the atmosphere is absorbed into the ocean thus changing its acidity.

$1 - $5 per student Ages 11 - 18 10 to 30 minutes