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    Centers for Ocean Sciences Education Excellence
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    In this activity, learners are challenged to design a planktonic organism that will neither float like a cork nor sink like a stone. They are given pictures of planktonic organisms and simple...

    $5 - $10 per group Ages 8 - adult 30 to 45 minutes
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    BioEd
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    This activity helps learners visualize the Human Immunodeficiency Virus (HIV) by constructing three-dimensional HIV particle models from paper. The model to be used is a 20-sided polyhedron ...

    1 cent - $1 per student Ages 8 - 18 1 to 2 hours
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    Lunar and Planetary Institute
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    In this activity, learners simulate what happens to a human spine in space by making Sponge Spool Spines (alternating sponge pieces and spools threaded on a pipe cleaner). This represents a human...

    $5 - $10 per group Ages 8 - 14 10 to 30 minutes
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    BioEd
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    In this activity related to microbes, learners create scale models of microorganisms and compare relative sizes of common bacteria, viruses, fungi and protozoa using metric measures: meters,...

    1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
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    University of Utah
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    In this activity, learners build edible models of DNA, while learning basic DNA structure and the rules of base pairing. Learners construct the models out of licorice and colored marshmallows and...

    $5 - $10 per group Ages 8 - 18 45 to 60 minutes
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    Wellcome Trust Sanger Institute
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    In this activity, learners make balloon models of disease-causing bacteria. This activity provides a fun and hands-on way of learning about the shape and structure of bacteria and also introduces...

    $5 - $10 per group Ages 6 - 18 10 to 30 minutes
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    NASA
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    In this activity, learners build models of comets, using edible materials, to learn about comets' structure. Learners then use their senses to simulate a spectrometer to analyze "comets...

    Over $20 per group Ages 6 - 18 45 to 60 minutes
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    University of Nebraska State Museum
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    In this activity (on pages 36-39), learners make a model of a watershed out of paper, then run water down the mountain to simulate how rainfall and pollution affect watersheds. Learners are...

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    Aquarium of the Bay
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    In this activity (page 2 of pdf), learners craft a model of a skate egg case and come to understand that cartilaginous fish such as sharks and shakes employ reproductive strategies that differ from...

    1 cent - $1 per student Ages 6 - 11 1 to 7 days
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    California Academy of Sciences
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    In this creative activity, learners will find out what makes an insect an insect by studying examples of insect adaptations and by examining why there are so many different types of insects....

    free Ages 6 - 14 45 to 60 minutes

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