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    The Exploratorium
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    Which one of your eyes are dominant? Do they act independently or are they equally "in control?" This activity explores how your eyes work (or don't work) together.

    1 cent - $1 per student Ages 6 - 14 Under 5 minutes
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    The Exploratorium
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    This is an online exhibit about color perception. Learners set a random background color and then try to mix red, blue, and green light to match. Although this is a perception activity, it also...

    free Ages 6 - 18 5 to 10 minutes
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    The Exploratorium
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    We don't normally view people upside down and so our brains aren't accustomed to it. However, when a portrait of a person is upside down, but some of the features on the upside down face...

    free Ages 4 - 18 Under 5 minutes
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    The Exploratorium
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    In this activity, learners use a simple trick of perspective to dress friends in tiny cutout clothing. Learners make tiny pants out of card stock and tape them to the end of a stick. Then, learners...

    1 cent - $1 per group Ages 6 - 18 5 to 10 minutes
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    The Exploratorium
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    Up close, an array of dots could look random, but take a step back, and an image forms. By tracing over an image, learners can create their own dot based image. Learners can be very creative with...

    1 cent - $1 per student Ages 6 - 14 5 to 10 minutes
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    The Exploratorium
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    In this activity about light and perception, learners create and observe moire patterns. These special patterns, which appear when two repetitive patterns overlap, can also be used to help learners...

    $1 - $5 per student Ages 8 - 14 10 to 30 minutes
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    The Exploratorium
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    In this activity related to light and perception, learners use a pinhole in an index card as a magnifying glass to help their eye focus on a nearby object. Learners will also discover that because...

    1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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    The Exploratorium
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    In this online activity exploring our perception of "cuteness," learners adjust various factors (like pupil size or length of limbs) on a face, a cat, and a hammer. Learners alter the...

    free Ages 6 - 14 5 to 10 minutes
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    The Exploratorium
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    How can you make one shade of gray look like two? By putting it against two different color backgrounds! This activity allows learners to perform this sleight of hand very easily. They will be...

    $1 - $5 per student Ages 8 - 18 30 to 45 minutes
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    Bill Nye
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    In this activity, learners discover that it is difficult to trace a curve by using its reflection in a mirror. Use this activity to discuss how the brain works.

    1 cent - $1 per student Ages 6 - 18 5 to 10 minutes

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