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    In this activity, learners build small indoor paper rockets, determine their flight stability, and launch them by blowing air through a drinking straw. This lesson plan includes procedures for the...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    In this experiment, learners discover how an airfoil creates lift. Learners use simple materials to build an airfoil and test it at different angles to investigate Bernoulli's principle. This...

    $10 - $20 per student Ages 8 - 11 45 to 60 minutes
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    In this activity about the brain and sleep (on page 138 of the PDF), learners measure their resting breathing rates. Learners will discover that breathing frequencies vary amongst individuals. This...

    1 cent - $1 per group Ages 8 - 18 45 to 60 minutes
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    In this activity learners observe mold growth on different types of bread by measuring and recording the growth rate. Educators can use this activity to introduce a challenge astronauts face while...

    $5 - $10 per group Ages 8 - 14 1 to 4 weeks
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    In this activity (on page 142 of the PDF), learners will compare breathing rates before and after hyperventilation to explore how reduced carbon dioxide levels in the blood lower the need to...

    1 cent - $1 per group Ages 8 - 18 45 to 60 minutes
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    In this activity, learners test the rate of ripening fruit and vegetables and use a chemical to inhibit the ripening process. After the experiment, learners measure the exposed surface area of the...

    $10 - $20 per group Ages 8 - 14 1 to 2 hours