SUDDS 6th-Grade Ratio Units

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We developed this pair of ratio units for our design study with our partner school district in Harnett County, NC. It aligns with two clusters in Math-Mapper, Finding Key Ratio Relationships and Comparing Ratios and Solving for Missing Values in Proportions. We would love to hear teachers’ feedback on how this unit worked in their classrooms! Finding Key Ratio Relationships Comparing Ratios and Solving for Missing Values in Proportions
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Why We Care about the Shape of the Data

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For the last post in this three-part series, we are going to revisit the standard from the first post: 6.SP.A.1: Develop understanding of statistical variability: Recognize a statistical question as one that anticipates variability in the data related to the question and accounts for it in the answers. In the first post, I talked about how to support kids to think about and describe variability, and also about the ways kids commonly represent these ideas. In the second post, I argued that kids can engage with inventing a data display that would help their readers better understand the variability in the data, and that teachers can use the sensible choices students make while inventing to help them understand the rationale behind conventional data displays, like the histogram. This last post…
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