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    BioEd
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    In this food science activity, learners explore digestion and proteins by observing the action of meat tenderizer on luncheon meat. This lesson guide includes background information about digestion...

    $1 - $5 per group Ages 8 - 14 30 to 45 minutes
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    University of Nebraska State Museum
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    In this "gross" activity (on pages 34-46), learners make a life-size model of a human digestive tract, and follow the life of a beef tapeworm as it makes its way through. In Part One,...

    1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
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    Lawrence Hall of Science
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    Although we may not admit it, all humans fart or pass some gas. In this activity, learners make their own model to mimic food passing through intestines and discover what releases gas. Learners...

    $1 - $5 per group Ages 8 - adult 10 to 30 minutes