Search Results


Showing results 81 to 100 of 187

Source Institutions
Add to list Details
In this activity, challenge learners to keep an ice cube from completely melting in 30 minutes. Learners engineer a box or wrap to prevent an ice cube from melting.

$1 - $5 per student Ages 6 - 11 30 to 45 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
Source Institutions
Add to list Details
In this activity, learners explore the devices used over time to measure changes in temperature.

$1 - $5 per group Ages 8 - 18 1 to 2 hours
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
Add to list Details
In this activity, learners discover that some plastics will shrink when you get them hot. Learners bake polystyrene in a regular oven and discover what happens.

1 cent - $1 per student Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners will explore the water cycle by creating a small atmosphere.

$1 - $5 per group Ages 4 - 11 1 to 2 hours
Source Institutions
Add to list Details
In this edible experiment, learners pour "Magic Shell" chocolate into a glass of cold water. They'll observe as pillow shaped structures form, which resemble lavas on the sea floor.

$1 - $5 per student Ages 8 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this demonstration, learners can observe a number of small convection cells generated from a mixture of aluminum powder and silicon oil on a hot plate.

$5 - $10 per student Ages 8 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity about phase change and condensation, learners boil water in an empty pop bottle in the microwave.

1 cent - $1 per group Ages 8 - 14 Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners simulate the energy transfer between the earth and space by using the light from a desk lamp desk lamp with an incandescent bulb and a stack of glass plates.

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners graph 48 hourly air temperatures from a local weather observation site and observe the diurnal temperature variations.

free Ages 8 - 14 30 to 45 minutes
Add to list Details
In this activity (pages 13-14), learners investigate the properties of smart materials, which are materials that respond to things that happen around them.

$5 - $10 per student Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners heat ice and water of the same temperature to get a hands-on look at phase changes. This is an easy and inexpensive way to introduce states of matter and thermodynamics.

1 cent - $1 per group Ages 8 - 14 5 to 10 minutes
Source Institutions
Add to list Details

In this activity (page 11 of PDF), learners compare the air pressure within a dark and a light bottle both heated by the sun, and discover that solar energy can be collected and stored in many ways


$1 - $5 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners observe how salinity affects the freezing point of water by making and enjoying ice cream.

$5 - $10 per group Ages 6 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity (1st on the page), learners explore circadian rhythms by keeping track of their body temperature.

1 cent - $1 per student Ages 8 - 18 4 to 24 hours
Add to list Details
Learners work in teams to design and build solar water heating devices that mimic those used in residences to capture energy in the form of solar radiation and convert it to thermal energy.

$10 - $20 per group Ages 14 - 18 1 to 7 days
Source Institutions
Add to list Details
In this activity, learners conduct an experiment by heating an aluminum can filled with water to investigate air pressure.

free Ages 8 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this chemistry activity, learners use the lowered freezing point of water to chill another mixture (ice cream) to the solid state.

$1 - $5 per student Ages 6 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this physical sciences activity, learners explore how passive solar design increases energy efficiency.

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