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Learners observe and conduct experiments demonstrating the different properties of hot and cold materials.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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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
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Learners design their own experiment to investigate whether the temperature of the surrounding water affects the rate at which the colored coating dissolves from an M&M.

$1 - $5 per group Ages 4 - 14 30 to 45 minutes
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Learners will compare the growth rate and appearance of crystals forming on small rocks to those growing on miscellaneous objects. Learners will also investigate how temperature (warm vs.

$1 - $5 per group Ages 8 - 14 1 to 7 days
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This open-ended art project allows learners to create their own colorful ice sculpture by using rock salt and food coloring on a solid block of ice.

$1 - $5 per student Ages 4 - 8 10 to 30 minutes
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Learners investigate how temperature affects the rate of chemical reactions by observing how steel wool reacts with various types of Kool-Aid solutions at different temperatures.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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This three-part activity consists of an activity that groups of learners develop themselves, a given procedure, and an optional demonstration.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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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
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In this two-part activity, learners explore the properties of liquid crystals, which are responsible for why mood rings change color.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this outdoor activity, learners use only their senses to to find the extremes of several environmental variables or physical factors: wind, temperature, light, slope and moisture.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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In this activity, learners add food coloring to hot and cold water to see whether heating or cooling affects the speed of water molecules.

$1 - $5 per group Ages 11 - 14 45 to 60 minutes
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In this math-based activity, learners model the intensity of light at various distances from a light source, and understand how astronomers measure the amount of sunlight that hits our planet and othe

$1 - $5 per group Ages 11 - adult 45 to 60 minutes
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In this activity, learners explore liquid crystals, light and temperature. Using a postcard made of temperature-sensitive liquid crystal material, learners monitor temperature changes.

$1 - $5 per student Ages 8 - 18 10 to 30 minutes
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In this activity, learners add food coloring to hot and cold water in order to see how fluids at different temperatures move around in convection currents.

$1 - $5 per group Ages 8 - adult 5 to 10 minutes
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This activity helps learners understand how the angle of the Sun affects temperatures around the globe.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
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In this activity, learners discover that our hands are not reliable thermometers.

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
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In two separate bags, learners mix water with Epsom salts and detergent.

$1 - $5 per group Ages 6 - 14 10 to 30 minutes
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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
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Learners apply their knowledge of heat transfer to design two cans - one that will retain heat and one that will cool down quickly.

$1 - $5 per group Ages 11 - 14 45 to 60 minutes
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In this fun hands-on activity, learners use simple materials to investigate evaporation. How can the evaporation of water on a hot day be used to cool an object? Find out the experimental way!

$1 - $5 per group Ages 8 - 11 10 to 30 minutes