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    University of Washington
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    In this activity (4th activity on the page), learners test to see if saliva is necessary for food to have taste. Learners dry their tongues with clean paper towels and then taste samples of salt,...

    $1 - $5 per group Ages 8 - 18 5 to 10 minutes
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    University of Washington
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    In this activity (2nd activity on the page), learners explore the sensitivity of their sense of touch. Learners arrange 10 pieces of sandpaper that have different grades (roughness) in order from...

    $1 - $5 per group Ages 4 - 18 5 to 10 minutes
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    The Exploratorium
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    In this optics activity, learners discover that not all shadows are black. Learners explore human color perception by using colored lights to make additive color mixtures. With three colored lights...

    $5 - $10 per group Ages 6 - 18 5 to 10 minutes
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    University of Washington
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    In this neuroscience activity (5th activity on the page), learners explore their sense of touch without using their senses of vision and hearing. This resource includes instructions on how to...

    1 cent - $1 per group Ages 4 - 14 5 to 10 minutes
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    University of Washington
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    In this activity (1st on the page), learners find their blind spot--the area on the retina without receptors that respond to light. Learners can draw their own blind spot testers, use the provided...

    1 cent - $1 per group Ages 8 - 18 10 to 30 minutes
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    University of Washington
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    In this activity, learners investigate the touch sensory system and discover how to plan and carry out their own experiments. In "CLASS EXPERIMENT," learners find that the ability to tell...

    $5 - $10 per group Ages 8 - 18 1 to 2 hours
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    University of Washington
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    In this neuroscience activity (4th activity on the page), learners make their own set of Von Frey hairs to test detection thresholds. Learners use various thicknesses of monofilament fishing line,...

    $1 - $5 per group Ages 8 - 18 5 to 10 minutes
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    University of Washington
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    Are fingers the only place on the body where we use our sense of touch? In this activity (6th activity on the page), learners test the touch sensitivity of different parts of the body. One learner...

    free Ages 4 - 18 5 to 10 minutes
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    University of Utah
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    In this simulation of synapses, learners act out communication at the neural level by behaving as pre-synaptic vesicles, neurotransmitters, post-synaptic receptors, secondary messengers and re...

    1 cent - $1 per group Ages 11 - 18 45 to 60 minutes
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    Mount Holyoke College
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    In this four-part activity, learners explore how the body works and the chemistry that happens inside living things. In the first activity about molecule receptors, learners use their sense of...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes

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