The number combinations, their relative difficulty and the frequency of their appearance in text-books,

Zapisane w:
Opis bibliograficzny
OCLC:4285002
1. autor: Clapp, Frank L. (Frank Leslie), b. 1877
Kolejni autorzy: Huebner, Bernard P.
Język:English
Wydane: Madison, Wis. [1924]
Seria:University of Wisconsin. Bureau of Educational Research. Bulletin no. 2. July 1924.
Hasła przedmiotowe:
Arithmetic > Study and teaching.
Educational psychology.
Format:

Monograph

Note that CRL will digitize material from the collection when copyright allows.

Opis
Opis fizyczny:120 p. diagrs. 23 cm.
Bibliografia:Bibliography: p. 118-120.

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