Learning Resources - LER 9301

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Contents

I El LEARNING LLIpJ RESOURCES LER 9301 Ages 5 Grades K Demonstration Ruler The Demonstration Ruler is great for modeling linear measurement Track measurements from 0 18 inches in or 0 45 centimeters centimetres cm with the adjustable red band Display the Demonstration Ruler on any magnetic receptive surface such as a white board Suggested Use Discuss with students some earlier methods of measurement such as gauging length with thumbs and feet Guide students in measuring a few smaller objects using the width of their thumbs Record and compare the results Lead students to the conclusion that everyone s thumb width is not the same Therefore a standard unit such as inches or centimeters centimetres is necessary for everyone to ac ...