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    Science Museum of Minnesota
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    This is a demonstration you can use to show learners how valves and pumps work in concert to move blood through the circulatory system.

    1 cent - $1 per group Ages 6 - 14 5 to 10 minutes
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    Science Museum of Minnesota
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    In this activity, learners act out the flow of blood in the human body! A great way to get learners up and moving while learning about the circulatory system. Requires at least 15 people to...

    1 cent - $1 per group Ages 6 - 14 30 to 45 minutes
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    Science Museum of Minnesota
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    In this activity, learners will investigate the sounds of the heart. Learners construct two stethoscopes, one out of paper and another made from vinyl tubing and a plastic bottle, and investigate...

    $1 - $5 per group Ages 6 - 14 30 to 45 minutes
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    Science Museum of Minnesota
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    Learners will construct a model of a heart valve using a film canister, a piece of masking tape, and a piece of paper. They investigate their "valve" by altering it to see what happens...

    1 cent - $1 per group Ages 4 - adult 10 to 30 minutes
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    Science Museum of Minnesota
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    Learners will determine their respiratory rate and explore the factors that affect breathing rate by filling out and using the Respiratory Chart provided in the lesson. Useful information about...

    free Ages 6 - 14 10 to 30 minutes
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    Science Museum of Minnesota
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    In this activity, learners explore the great pump in their chests--the human heart! Learners will determine the amount of blood their heart will beat in their lifetime, their cardiac output (blood...

    $1 - $5 per group Ages 8 - 18 30 to 45 minutes
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    Science Museum of Minnesota
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    By building a model of a lung and diaphragm, learners discover the function of various parts of the body's respiratory system. The model uses common items - a plastic bottle, a balloon, and a...

    1 cent - $1 per student Ages 8 - 18 45 to 60 minutes
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    Science Museum of Minnesota
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    Learners will build a homemade pump using a balloon, a mason jar, and some straws. Then, using the weblinks provided, they will explore the workings of the heart by comparing the actions of their...

    1 cent - $1 per group Ages 6 - 14 45 to 60 minutes