CartJudy & David Gershon
Showing 13–24 of 27 results
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Monster Party (Addition)
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Old Farmer Cutty (Graphing)
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On the Fifth Floor (Counting Patterns to 50)
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Patterns of Life (Patterns in Our Environment)
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Regroup (Regrouping to Subtract)
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Shelly Shauna Schaefer (3-D Objects)
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Stack Attack (Stacking 3-D Objects)
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The Calendar Song
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The Day All the Rulers Disappeared (Nonstandard Linear Measurement)
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The Day All the Rulers Reappeared (Linear Measurement)
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The Minute Song (Time)
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The Probability Dance
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