Search Results


Showing results 141 to 160 of 219

Add to list Details
Learners observe and discuss a vacuum cleaner as a model of a baghouse, a device used in cleaning industrial air pollution.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
Add to list Details
Learners test two jars of ice water, 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 see convection currents in action in this highly visual demonstration. Sealed bags of colored hot or cold water are immersed in tanks of water.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
Add to list Details
Learners develop an understanding of air pressure in two different activities.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Add to list Details
Learners build devices from rubber bands to test for invisible air pollutants.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Add to list Details
Learners tour their school or home looking for sources of indoor air pollutants (IAPs).

free Ages 8 - 14 45 to 60 minutes
Add to list Details
Learners cover a bottle with a balloon. When they immerse the bottle in warm water, the balloon inflates. When they immerse the bottle in a bowl of ice, the balloon deflates.

1 cent - $1 per group Ages 8 - 14 5 to 10 minutes
Add to list Details
Learners build particulate matter collectors--devices that collect samples of visible particulates present in polluted air.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Add to list Details
Learners color and cut out a spiral-shaped snake. When they hang their snake over a radiator, the snake spins.

free Ages 8 - 14 10 to 30 minutes
Add to list Details
Learners observe a simple balloon model of an electrostatic precipitator. These devices are used for pollutant recovery in cleaning industrial air pollution.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this engineering activity, learners investigate the differences between the strength of bridges made from flat and round building materials.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this engineering design challenge, learners make a bird and then control its flight with attached strings.

$1 - $5 per group Ages 4 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners will build a stomp-powered launcher to blast off paper rockets they design. Materials can be found at a local hardware store or you may already have them at home.

$5 - $10 per group Ages 6 - 18 10 to 30 minutes
Add to list Details
In this activity, learners design and build a NASA rover using raw pasta and candy with a limited imaginary budget.

$5 - $10 per group Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners demonstrate and discuss simple circuits as well as the differences between parallel and serial circuit design and functions.

$10 - $20 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this robotics activity, learners find ways to express emotions and feelings using only body movements, not facial expressions.

free Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners examine baking powder, a combination of three powders: baking soda, cream of tartar, and cornstarch.

1 cent - $1 per group Ages 6 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this engineering design challenge, learners animate a facial expression and make a machine (zoetrope) that plays the animation back.

$1 - $5 per group Ages 4 - 18 1 to 2 hours
Add to list Details
In this activity, learners design and build their own parachute using household materials with the goal of landing their passenger safely on a target.

$5 - $10 per group Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners explore an everyday situation, where either of two or more buttons can ring a buzzer.

$5 - $10 per group Ages 8 - 14 1 to 2 hours