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January 12, 2010
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January 11, 2010
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July 5, 2009
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Play bingo on your interactive whiteboard. Use place value understandings to round numbers up and down to the nearest unit, ten, hundred, or [...]
July 5, 2009
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June 22, 2009
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June 22, 2009
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Useful for demonstrating the concepts of fractions. Use appropriate materials, models, drawings and notation to support adding and subtracting [...]
October 30, 2007
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Use this talking calculator to help students read numbers and introduce calculators to your class. Use calculators to explore operating where the [...]
October 29, 2007
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Estimate the addition of more than two numbers using Glowla’s Estimation Contraption. Use place value understandings to round numbers up [...]
October 29, 2007