Teaching math. a video library, K-4 / by Annenberg Learner. 37, Fractions with geoboards
Fourth- and fifth-graders investigate the concept of halves using the geoboard as an area model. They learn that one-half means two equal-sized parts with equal areas, but that are not necessarily congurent. NCTM standards: fractions and decimals, geometry and spacial sense, reasoning, problem solvi...
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|Series:||Education in Video.