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Adding it up helping children learn mathematics /

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Furkejuvvon:
Searvvušdahkki: ebrary, Inc
Eará dahkkit: Kilpatrick, Jeremy, Swafford, Jane, Findell, Bradford
Materiálatiipa: Elektrovnnalaš E-girji
Giella:eaŋgalasgiella
Almmustuhtton: Washington, DC : National Academy Press, c2001.
Fáttát:
Mathematics > Study and teaching (Elementary) > United States.
Mathematics > Study and teaching (Middle school) > United States.
Electronic books.
Liŋkkat:An electronic book accessible through the World Wide Web; click to view
Fáddágilkorat: Lasit fáddágilkoriid
Eai fáddágilkorat, Lasit vuosttaš fáddágilkora!
Olgguldas hápmi:xvii, 454 p. : ill.
Bibliografiija:Includes bibliographical references and index.

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