Copyright and Licensing Information for Open Up Resources K–5 Math
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Adapted from IM K–5 Math v.I, © 2021 Illustrative Mathematics®, https://curriculum.illustrativemathematics.org/K5/curriculum.html, released under the Creative Commons Attribution 4.0 International License (CC BY 4.0).
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Excerpts from Common Core State Standards are © 2010. National Governors Association Center for Best Practices and Council of Chief State School Officers. All rights reserved.