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Showing results 181 to 200 of 292

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In this activity, learners measure the amount of carbon dioxide in a carbonated drink.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
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In this activity, learners conduct a controlled experiment to examine how many Mentos are needed to make the tallest possible soda geyser.

Over $20 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners use gelatin as a lens to investigate the properties of laser light.

$5 - $10 per student Ages 8 - 18 5 to 10 minutes
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In this quick activity (page 1 of the PDF under SciGirls Activity: California Fish), learners will build a simple Cartesian Diver in an empty 2-liter bottle.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this activity related to plant biotechnology, learners extract DNA from fruit to investigate how it looks and feels.

$10 - $20 per group Ages 11 - 18 45 to 60 minutes
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In this collection of demonstrations, learners explore Newton's Laws of Motion.

$10 - $20 per group Ages 11 - 18 1 to 2 hours
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In this quick activity, learners observe how the added sugar in a can of soda affects its density and thus, its ability to float in water.

$1 - $5 per group Ages 6 - 14 Under 5 minutes
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Learners are challenged to discover the relative densities of colored liquids to create a rainbow pattern in a test tube.

$5 - $10 per group Ages 4 - 14 10 to 30 minutes
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Learners conduct a "blind" taste-test of several types of enhanced or fitness water drinking water that has commercially added substances like vitamins, sugars, or herbs.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners design a crushing test and discover that identifying and controlling the variables may be difficult.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this chemistry demonstration, learners investigate the rule "likes dissolve likes" by combining three, immiscible liquids to create a colorful density column.

$1 - $5 per group Ages 6 - 18 Under 5 minutes
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This activity demonstrates the importance of wearing a helmet to protect the brain. An egg is used to symbolize a head with the shell as the skull and the inside of the egg as the brain.

1 cent - $1 per group Ages 4 - 14 10 to 30 minutes
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In this simple chemistry activity (page 1 of PDF under SciGirls Activity: Colorblind Dogs) about acids and bases, learners will mix a baking soda and water solution and use it to paint a message on a

$5 - $10 per student Ages 8 - 14 45 to 60 minutes
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In this outdoor activity, learners investigate spider webs and feeding behavior, particularly how spiders trap food in their sticky silk webs while not getting stuck themselves.

$5 - $10 per group Ages 6 - 18 45 to 60 minutes
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In this demonstration about momentum, use physics to distinguish between a hard-boiled egg and a raw egg without cracking them open.

1 cent - $1 per group Ages 4 - adult Under 5 minutes
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In this activity, learners explore the concept of permeability to better understand why amphibians are extremely sensitive to pollution.

1 cent - $1 per group Ages 4 - 14 4 to 24 hours
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In this activity, learners will develop a method to test five similar-looking powders (baking soda, baking powder, cream of tartar, detergent, and cornstarch) with four test liquids (water, vinegar, i

$1 - $5 per group Ages 6 - 14 45 to 60 minutes
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In this activity, learners add objects and substances to carbonated water to discover that added objects increase the rate at which dissolved gas comes out of solution.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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Learners design their own experiment to determine which M&M color dissolves the fastest in water.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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In this activity, learners use things from the kitchen as building materials to explore how shapes contribute to the strength of different structures.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes