CCSS Math
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Three Ways to Help Parents Understand the Math Common Core
“Man’s mind, once stretched by a new idea, never regains its original dimensions.”
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The Common Core State Standards in mathematics were built on progressions: narrative documents describing the progression of a topic across a number of grade levels, informed both by research on children's cognitive development and by the logical structure of mathematics. These documents were spliced together and then sliced into grade level standards.
