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    University of Washington
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    In this activity related to the famous "Stroop Effect," learners explore how words influence what we see and how the brain handles "mixed messages." Learners read colored words...

    free Ages 8 - 18 10 to 30 minutes
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    University of Washington
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    In this activity (2nd on the page), learners conduct a series of tests to find out which foot is more dominant. In other words, are they right-footed or left-footed? Learners work in pairs and...

    free Ages 8 - 14 10 to 30 minutes
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    University of Washington
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    In this activity (4th on the page), learners conduct a series of tests to find out which of their ears is more dominant. In other words, do they prefer to use their right or left ear to complete...

    free Ages 8 - 14 10 to 30 minutes
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    University of Washington
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    In this activity (11th activity on the page), learners use pennies to test their hearing acuity. Learners collect pennies, drop them one at a time on a hard surface and listen to the sounds they...

    free Ages 6 - 18 10 to 30 minutes
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    University of Washington
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    This activity (8th activity on the page) tests learners' ability to identify things using only the sense of hearing. A blindfolded learner listens as another learner approaches him holding a...

    free Ages 8 - 18 5 to 10 minutes
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    University of Washington
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    In this activity (3rd on the page), learners investigate circadian rhythms by examining how well people do with estimating time. In order to explore the question, "Do people have built in...

    free Ages 8 - 18 30 to 45 minutes
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    University of Washington
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    In this activity (9th activity on the page), learners work in pairs to see how their perception of touch differs from reality. One learner uses a pen/marker to mark a point on the skin of another...

    free Ages 8 - 18 10 to 30 minutes
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    University of Washington
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    This activity is designed to let learners measure their reaction time or response time to something they see. Learners work in pairs and measure the speed it takes them to catch a ruler dropped by...

    free Ages 8 - 18 10 to 30 minutes
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    University of Washington
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    In this activity (7th activity on the page), learners use their sense of touch to identify mystery objects hidden in socks. Learners guess what is inside by touching and feeling the object on the...

    free Ages 4 - 18 5 to 10 minutes
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    University of Washington
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    In this activity (6th on the page), learners investigate how photoreceptors in the eye (rods and cones) "adapt" to low light conditions. Learners sort similar bottle caps in a well-lit...

    free Ages 8 - 18 10 to 30 minutes

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