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Books by Penny Skinner

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2 books found
It All Adds Up!: Engaging 8-To-12-Year-Olds in Math Investigations
It All Adds Up!: Engaging 8-To-12-Year-Olds in Math Investi…
By: Penny Skinner
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What's Your Problem?: Posing and Solving Mathematical Problems, K-2
What's Your Problem?: Posing and Solving Mathematical …
By: Penny Skinner
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