Lesson plan

Identify units of measure and appropriate tools by exploring real-world situations

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teaches Common Core State Standards 2.MD.A.1 http://corestandards.org/Math/Content/2/MD/A/1
teaches Common Core State Standards MP2 http://corestandards.org/Math/Practice/MP2
teaches Common Core State Standards MP5 http://corestandards.org/Math/Practice/MP5
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Big Ideas: Measurable attributes of an object determine the appropriate tools for measuring. This lesson builds on students' work of measuring with standard units and using measurement tools. This task presents a variety of objects and students must decide which measurement tool is most appropriate for measuring the objects' length. The mathematical concepts in this lesson builds toward students' future work solving real world and mathematical problems involving perimeters of polygons. Vocabulary: about, a little less than, a little more than, longer, shorter, measure, standards units, units, customary, metric, inch, foot, centimeter, tools, meter, centimeter, ruler, yardstick, meter stick, measuring tape, estimate Special Materials: ruler yardstick meter stick measuring tape scissors glue