'Playskool' wooden toy, 1960-1980.
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Picture Number:10328722 Credit:Science Museum/Science & Society Picture Library
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Caption:
An educational toy with a wooden framework with rotating blocks bearing numbers and symbols to do arithmetic.
In Collection of: Science & Society Picture Library Subject(s) > Science & Technology > MathematicsRelated to:
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Appears in: Engaging brains; pressing buttons
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