Math Is CATegorical ®

Windows, Rings, and Grapes - A Look at Different ShapesWindows, Rings, and Grapes - A Look at Different Shapes

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A-B-A-B-A-a Book of Pattern PlayA-B-A-B-A-a Book of Pattern Play

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A Dollar, a Penny, How Much and How Many?A Dollar, a Penny, How Much and How Many?

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The Action of SubtractionThe Action of Subtraction

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On the Scale, a Weighty TaleOn the Scale, a Weighty Tale

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The Mission of AdditionThe Mission of Addition

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A-B-A-B-A:A Book of Pattern PlayA-B-A-B-A:A Book of Pattern Play

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How Long or How Wide?How Long or How Wide?

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On the Scale, a Weighty TaleOn the Scale, a Weighty Tale

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A Fraction's Goal - Parts of a WholeA Fraction's Goal - Parts of a Whole

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Windows, Rings, and Grapes - a Look at Different ShapesWindows, Rings, and Grapes - a Look at Different Shapes

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The Action of SubtractionThe Action of Subtraction

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The Mission of AdditionThe Mission of Addition

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How Long or How Wide?How Long or How Wide?

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A Second, a Minute, a Week with Days in ItA Second, a Minute, a Week with Days in It

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