Search Results


Showing results 81 to 100 of 259

Source Institutions
Add to list Details
This activity/demo introduces learners to aerogel, a glass nanofoam. Learners discover how aerogel is made and how well it insulates as well as learn about aerogel's other unique properties.

Over $20 per group Ages 6 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this chemistry activity, learners observe a combustion reaction and deduce the components necessary for the reaction to occur.

1 cent - $1 per group Ages 11 - 18 5 to 10 minutes
Add to list Details
In this activity, learners explore temperature changes from chemical reactions by mixing urea with water in one flask and mixing calcium chloride with water in another flask.

$1 - $5 per group Ages 4 - adult Under 5 minutes
Source Institutions
Add to list Details
In this chemistry activity, learners perform three chemical reactions in a sealed zip-top bag. Learners will record their observations and classify the changes as chemical or physical.

$1 - $5 per student Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners explore the concept of insulation by trying to keep Olaf the Snowman from melting. This activity encourages critical thinking and problem solving.

$5 - $10 per group Ages 4 - adult 2 to 4 hours
Source Institutions
Add to list Details
In this sunny day experiment, learners measure and compare how quickly light and dark colored materials absorb heat.

$5 - $10 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity about daily rhythms (on page 17 of the PDF), learners will explore circadian patterns in humans, animals and plants.

$1 - $5 per group Ages 8 - 14 1 to 7 days
Source Institutions
Add to list Details
In this demonstration/experiment, learners discover that different colors and materials (metals, fabrics, paints) radiate different amounts of energy and therefore, cool at different rates.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
It's difficult to see convection currents in any liquid that's undergoing a temperature change, but in this Exploratorium Science Snack, you can see the currents with the help of food coloring.

1 cent - $1 per student Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners create a model of a hot air balloon using tissue paper and a hairdryer. Educators can use this activity to introduce learners to density and its role in why things float.

$5 - $10 per group Ages 6 - 14 1 to 2 hours
Add to list Details
In this activity (on page 2 of PDF), learners create a low-tech refrigerator that requires no electricity to keep food from spoiling.

$1 - $5 per student Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners conduct an experiment to help Pharaoh design a better insulated tomb.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this kinesthetic activity that demonstrates pressure, learners act as air molecules in a "container" as defined by a rope.

free Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
What causes frost to form on the outside of a cold container? In this activity, learners discover that liquid water can change states and freeze to become ice.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners model hot spot island formation, orientation and progression with condiments.

$1 - $5 per student Ages 8 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this two-part activity, learners use everyday materials to visualize one mole of gas or 22.4 liters of gas. The first activity involves sublimating dry ice in large garbage bag.

$1 - $5 per group Ages 11 - 18 10 to 30 minutes
Source Institutions
Add to list Details
This activity (on page 2 of the PDF under SciGirls Activity: Doghouse Design) is a full inquiry investigation into absorption and reflection of radiant energy.

$10 - $20 per group Ages 8 - 14 2 to 4 hours
Source Institutions
Add to list Details
In this activity on page 7 of the PDF, learners investigate the solubility of gas in water at different temperatures. This experiment will help learners determine if temperature affects solubility.

$1 - $5 per student Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity (on page 12 of the PDF), learners make a sundial (shadow clock) appropriate for their geographic location in the northern hemisphere and use it to tell time.

$1 - $5 per group Ages 8 - 14 1 to 7 days
Source Institutions
Add to list Details
In this chemistry activity, learners witness an exothermic reaction, while making their very own, completely usable sidewalk chalk. This is also an excellent activity for exploring color mixing.

1 cent - $1 per student Ages 8 - 14 30 to 45 minutes