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    Arizona Science Center
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    This activity draws upon a familiar, computer-based concept related to visual resolution: pixilation. The sharpness of a digital image is determined by the density of illuminated points on a screen...

    free Ages 11 - 14 5 to 10 minutes
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    IEEE
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    In this activity, learners explore surgical instrument design. Teams of learners construct surgical instruments from everyday materials. They then test their surgical instruments to determine how...

    $5 - $10 per group Ages 8 - 18 1 to 2 hours
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    APSnet
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    This exercise is designed to teach young learners the different parts of a plant (root, stems, leaves, flowers, fruit, and seeds), the basic functions of each part, and to show that tiny...

    $5 - $10 per group Ages 4 - 11 30 to 45 minutes
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    BioEd
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    In this activity, learners act as epidemiologists by mapping the prevalence of HIV/AIDS worldwide. Learners discover that many countries with high HIV infection rates have low levels of per capita...

    $1 - $5 per group Ages 8 - 18 1 to 2 hours
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    NISE Network
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    In this activity, learners make self-assembled polymer spheres. Learners discover that self-assembly is a process by which molecules and cells form themselves into functional structures, and that...

    $10 - $20 per group Ages 4 - adult 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    This quiz shows you several pairs of animals, and asks you to guess which one is older. You look at dogs, rats, gorillas, horses, roundworms and an X-ray of a dog's hips. After you click on...

    free Ages 8 - adult 5 to 10 minutes
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    Arizona Science Center
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    In this activity, learners apply the concepts of pixilation and pointillism to the world of biomedical science. They learn how DNA microarrays and supercomputers help in disease detection by...

    $5 - $10 per group Ages 11 - 14 1 to 2 hours
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    Arizona Science Center
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    In this printable board game, learners play the part of science professionals who employ bioinformatics to narrow down a series of suspected food-borne pathogens, specials, and eateries to...

    $1 - $5 per group Ages 11 - 14 1 to 2 hours
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    NISE Network
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    In this activity, learners use chemistry to “self-assemble” gummy shapes. Learners discover that self-assembly is a process by which molecules and cells form themselves into functional structures....

    $10 - $20 per group Ages 4 - adult 10 to 30 minutes
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    WGBH
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    This activity is designed to accompany the PBS documentary about African-American chemist "Percy Julian: Forgotten Genius." Learners look through two cups with small holes in them to...

    1 cent - $1 per group Ages 6 - adult 5 to 10 minutes

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