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    Cell Biology by the Numbers
    Vignettes that reveal how numbers serve as a sixth sense to understanding our cells
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    Beanbag Toss (Grades K-2)
    The classroom lesson presents students with the task of developing a fair--yet challenging--beanbag toss game.
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    1994-T_Gruszka-A Balloon Experiment in the Classroom
    The following experiment involves a balloon, a stopwatch, and a measurement device such as a meter stick,
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    Building the Best Playground (Grades 3-5)
    The classroom lesson presents students with the task of developing an optimal design for a school playground.
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    Quantifying Uncertainty and Distinguishing Data Sets in Introductory Physics
    Physics labs are moving increasingly to open-ended experiments where students develop experimental physics skills, rather than verify textbook physics concepts. This sequence of activities sets the...
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    Wing Aspect Ratio and Morphological Measurement Analysis Relating to Bird Flight and Natural History
    This activity simulates analysis and identification of bird specimens based on the relationship of the natural history of bird species with the morphographic measurements and ratios compared to...
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    Michaelis-Menten Enzyme Kinetics
    In this simulation, equations used in enzyme kinetics (Michaelis-Menten, Eadie-Hofstee, Dixon, and Lineweaver-Burk) are modeled under various conditions.
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    Beanbag Toss (Grades 3-5)
    The classroom lesson presents students with the task of developing a fair--yet challenging--beanbag toss game.
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    1-145-FastPitch-ModelingScenario
    We consider the problem of comparing pitch velocities using measurement methods in different eras of baseball.
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    Visualization: Quantitative reasoning via image analysis, networks, topology, generative models, and 3D rendering
    Resource from the 2015 BioQUEST Summer Workshop
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    2012-Lensyl-Urbano-The Draining of a Plastic Bottle-Integrating a Physics Experiment into Calculus
    I punched a small hole (about 1mm radius) in a one gallon plastic bottle and had my students measure the rate at which water drained.
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    State Apportionment Lesson Plans and Task
    Three secondary teachers and a mathematics education researcher planned two lessons and revised them through lesson study. The teachers adapted the State Apportionment Task from the Mathematical...
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    Beanbag Toss (Grades 6-8)
    The classroom lesson presents students with the task of developing a fair--yet challenging--beanbag toss game.
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    Emergency Water Supply (Grades 6-8)
    This classroom lesson presents students with the task of determining how much water their school would to store in case of an emergency disaster.
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    Design a Zoo (Grades 6-8)
    This classroom lesson presents students with the job of designing a zoo, which could include modeling tasks ranging from choosing and locating the exhibits to setting the right admission prices.
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    Design a Zoo (Grades 3-5)
    This classroom lesson presents students with the job of designing a zoo, which could include modeling tasks ranging from choosing and locating the exhibits to setting the right admission prices.
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    Accelerated Reader (Grades 3-5)
    This classroom lesson presents students with the task of designing a reading schedule to help them reach an overall (total word) reading goal for the year.

    Keywords: rates

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    2014-Vance-Eads-Sensitivity Analysis of a Three-Species Nonlinear Response Omnivory Model with Predator Stage Structure
    We investigate a three-species nonlinear response omnivory model incorporating stage structure in the top predator. The model consists of four coupled ordinary differential equations involving...
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    Measuring Size and Area of Digitized Specimens using ImageJ
    Use ImageJ to analyze morphological characters in digital images of natural history specimens. Skills are transferable to many organisms and other morphological measurements.
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    1-077-RLMSimSeriesCircuit-ModelingScenario
    In this validation setup, the first order linear ordinary differential equation governing a small signal RL series AC circuit is solved analytically and the results are compared with the data...
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