Mine the Gap for Mathematical Understanding, Grades 3-5 Christine L.B. Selby ''It was as if my

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Mine the Gap for Mathematical Understanding, Grades 3-5 Christine L.B. Selby ''It was as if myThis bank of carefully selected tasks to discover what students know and don't quite grasp about big ideas in grades 3 5 mathematics. 180 in all, downloadable, standards aligned, and augmented with sample student work, commentary on strengths and gaps, and next instructional steps so teachers can swiftly spot the teachable moments in students' misunderstandings.