: .7 Centimeters X 13.9 Centimeters X 21.5 Centimeters
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: 2.04
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: books
Special Fields
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: Secret Maths Ser.
: Paperback
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: 24
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9781904613305
Description
With its detachable decoder children can use the books in this mathematics series to teach and test themselves without writing in the book itself. Each title is illustrated with a detective theme and the aim is to help them learn mathematics in a fun and novel way.
