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Books by Doug Brumbaugh, David Rock

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2 books found
Scratch Your Brain: Level B1, Grades 4-5 (Clever Math Ticklers)
Scratch Your Brain: Level B1, Grades 4-5 (Clever Math Tickl…
By: Linda Brumbaugh, Doug Brumbaugh, David Rock
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Scratch Your Brain: Algebra, Grades 7-12+ (Clever Math Ticklers)
Scratch Your Brain: Algebra, Grades 7-12+ (Clever Math Tick…
By: Doug Brumbaugh, David Rock
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