Search Results


Showing results 121 to 140 of 210

Add to list Details
Learners test two jars, one containing plain air and one containing carbon dioxide gas, to see their reactions to temperature changes.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
Add to list Details
Learners build a simple aneroid barometer to learn about changes in barometric pressure and weather forecasting. They observe their barometer and record data over a period of days.

$1 - $5 per student Ages 8 - 14 1 to 4 weeks
Add to list Details
Learners conduct a simple experiment to model and explore the harmful effects of acid rain (vinegar) on living (green leaf and eggshell) and non-living (paper clip) objects.

$1 - $5 per group Ages 8 - 14 4 to 24 hours
Add to list Details
Learners build a simple hovercraft using air from a balloon to levitate a craft made from a compact disc (CD).

1 cent - $1 per student Ages 11 - 18 30 to 45 minutes
Add to list Details
To learn how friction affects motion, learners build a measurement tool from a rubber band and other simple materials.

1 cent - $1 per student Ages 11 - 18 30 to 45 minutes
Add to list Details
Learners use M&Ms® (or any other multi-color, equally-sized small candy or pieces) to create a pie graph that expresses the composition of air.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
Add to list Details
Learners explore the concepts of equilibrium and center of mass by seeing how non-symmetrical objects balance.

1 cent - $1 per student Ages 11 - 18 10 to 30 minutes
Add to list Details
Learners recreate the classic egg-drop experiment with an analogy to the Mars rover landing. The concept of terminal velocity will be introduced, and learners perform several velocity calculations.

$1 - $5 per group Ages 11 - 14 45 to 60 minutes
Add to list Details
How does a green roof, or roof covered by plants, affect the temperature of the inside and outside of a building? Learners design and build houses to find out the answer.

$1 - $5 per group Ages 11 - 14 1 to 2 hours
Add to list Details
In this activity, learners investigate passive solar building design with a focus solely on heating.

$5 - $10 per group Ages 14 - 18 4 to 24 hours
Add to list Details
Learners build at least two different spinners (tops) to investigate how mass distribution, size, and shape affect the length of time the spinner spins.

1 cent - $1 per student Ages 11 - 18 30 to 45 minutes
Add to list Details
Learners conduct four simple experiments to demonstrate the effects of air pressure.

1 cent - $1 per student Ages 11 - 14 30 to 45 minutes
Add to list Details
Learners construct a rocket from a balloon propelled along a guide string.

1 cent - $1 per group Ages 11 - 18 30 to 45 minutes
Add to list Details
Learners build simple catapults and use them to launch cotton balls.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
Add to list Details
Learners blow into balloons and collect their breath--carbon dioxide gas (CO2). They then blow the CO2 from the balloon into a solution of acid-base indicator.

$1 - $5 per student Ages 8 - 14 5 to 10 minutes
Add to list Details
Learners build a model of a pollution control device--a cyclone. A cyclone works by whirling the polluted air in a circle and accumulating particles on the edges of the container.

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
Add to list Details
Learners examine collisions between two skateboards carrying different masses. They learn about conservation of momentum in collisions.

free Ages 11 - 18 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 investigate how drag affects the falling rate of objects.

1 cent - $1 per group Ages 11 - 14 45 to 60 minutes
Add to list Details
In this activity, learners simulate whale echolocation. Learners experience echolocation by wearing blindfolds, while another learner makes snapping noises in front of, behind, or to the side of them.

1 cent - $1 per group Ages 8 - 11 10 to 30 minutes