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Free problems ranging from counting to high school equivalent (HSE) content. You can search by Common Core Standard, content topic, or grade level.

The page offers a problem solving worksheet that aligns well to the CCRS Mathematical Practices. (The sheet may need to be revised for some English learners or students with low literacy.)

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TAGS: CCRS, open-ended, multiple solutions, mtbos, #mtbos, Kaplinsky