Students write multiplication equations based on groups of objects using zero and one. In this lesson, students write multiplication equations based on groups of objects using zero and one. Mrs.
Photo credit: lewiselementary via flickr (CC BY-NC-ND 2.0) CCSS.Math.Content.3.OA.B.5: Apply properties of operations as strategies to multiply and divide. Most math instruction for younger elementary ...
Rob Manning / OPB Researchers at the New America think tank have named Portland's David Douglas School District a national model for language instruction. "The David Douglas instructional shift that ...
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