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    The Exploratorium
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    In this activity, learners follow a recipe to make hollandaise sauce. Learners discover how cooks use egg yolks to blend oil and water together into a smooth mix. In chemistry, this mixture is...

    $1 - $5 per group Ages 6 - 14 5 to 10 minutes
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    The Exploratorium
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    In this demonstration/activity, learners observe as a regular size marshmallow is blown through a tube made from a manila file folder. The result is spectacular, and the process provides a great...

    $1 - $5 per group Ages 8 - 18 10 to 30 minutes
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    In this activity, learners model hot spot island formation, orientation and progression with condiments. Learners squirt a thick condiment sauce on a coarsely woven fabric to model how volcanic...

    $1 - $5 per student Ages 8 - 18 5 to 10 minutes
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    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
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    In this activity, learners sublimate dry ice and then taste the carbon dioxide gas. Learners will be surprised to discover CO2 dissolves into carbonic acid in their mouths, creating a flavor...

    $1 - $5 per student Ages 11 - 18 5 to 10 minutes
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    In this activity, learners explore how ordinary marshmallows expand when heated in a microwave. Learners heat two marshmallows in the microwave for about 20 seconds and then examine the texture and...

    $1 - $5 per group Ages 6 - 14 Under 5 minutes
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    The Exploratorium
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    In this activity, learners explore what happens when polarized white light passes through a sugar solution. Learners use a relatively simple setup to investigate light polarization and reveal...

    $1 - $5 per student Ages 8 - 18 30 to 45 minutes
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    The Exploratorium
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    This is an activity about a very important ingredient in most baked goods - gluten! Why is gluten so important? Without it, there would be nothing to hold the gas that makes bread rise. Learners...

    $1 - $5 per group Ages 11 - adult 45 to 60 minutes
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    The Exploratorium
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    In this activity, learners measure the amount of carbon dioxide in a carbonated drink. Learners work in teams of at least two to extract, collect, and measure gas (volume) from a can or bottle of...

    $1 - $5 per group Ages 11 - 18 45 to 60 minutes
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    In this activity, learners make a yeast-air balloon to get a better idea of what yeast can do. Learners discover that the purpose of leaveners like yeast is to produce the gas that makes bread rise...

    $1 - $5 per group Ages 4 - 18 5 to 10 minutes

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