Author
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Wittgenstein, Ludwig, 1889-1951
6
Bauer, Nicole
5
Burns, Marilyn, 1941-
5
Cai, Jinfa, 1963-
5
Dana, Marcia
5
Davis, Philip J., 1923-
5
ETA Cuisenaire
5
Hardy, G. H. 1877-1947
5
Hiebert, James
5
Hoogeboom, Shirley
5
Kramer, Klaas, 1916-
5
Radtke, Becky
5
Schoenfeld, Alan H.
5
Scholastic Inc
5
Sobel, Max A.
5
Sriraman, Bharath
5
Szpiro, George, 1950-
5
Thornton, Carol A.
5
Wood, Terry Lee, 1942-
5
Youngs, Dave
5
Adler, David A.
4
American Mathematical Society
4
Association for Supervision and Curriculum Development
4
Bley, Nancy S.
4
Bodach, Vijaya
4
Charlesworth, Rosalind
4
Cook, Nancy
4
Cooney, Thomas J.
4
Copley, Juanita V., 1951-
4
Curcio, Frances R.
4
DeVault, M. Vere
4
Dienes, Zoltan P.
4
Dossey, John A.
4
Dubinsky, Ed
4
Fehr, Howard F. 1901-
4
Fennema, Elizabeth
4
Grattan-Guinness, I.
4
Gray, Jeremy, 1947-
4
Grinham, Jo
4
Grossnickle, Foster E. 1896-
4
Heddens, James W., 1925-
4
Hyman Blumberg Symposium on Research in Early Childhood Education. Johns Hopkins University)
4
Hynes, Michael C., 1941-
4
Kanold, Timothy D.
4
Krantz, Steven G. 1951-
4
Learning Resources
4
Lesh, Richard A.
4
Li, Yeping
4
Lindquist, Mary Montgomery
4
Lombard, Bill
4
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