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Video Case: Comparing Slopes
See how algebra students reason through which equation matches a given point and slope.
(Video length: 4 minutes, 36 seconds)
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Watch the video clip and access the transcript below
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Click here to read an overview of the case, including background on the context, a brief overview of the video, and key questions about student thinking
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Click on these PDF links to:
Sherin, M. G., Russ, R. R., Walkoe, J., & Dyer, E. (2023). Algebra classroom video cases. Freezing Time Research Group. https://www.freezingtime.sesp.northwestern.edu/videocases. © 2023. Licensed under Creative Commons Attribution-NonCommercialShareAlike 4.0 International.
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