The development of the concepts of ratio and fraction in the fourth, fifth, and sixth years of the elementary school
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Author
Contributions
- Parr, Robert B., joint author. - Contributor
Publication
1968 - Wisconsin Research and Development Center for Cognitive Learning, University of Wisconsin, Madison, Wisconsin
Language
English
Word Count
10,750 words, Guess
Page Count
43 pages
Identifiers
- Open LibraryOL5276424M
- Library of Congress Control Number71625211
Classifications
- DDC372.7/2
- LCCLB1059 .W478 no. 49
Subjects
Topics
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