Scientific method in the reconstruction of ninth-grade mathematics
Subtitle: a complete report of the investigation of the Illinois committee on standardization of ninth-grade mathematics, 1913-1918
By:  by Harold Ordway Rugg and John Roscoe Clark.
Contributors: Clark, John Roscoe, 1887- joint author.; High school conference, Urbana, Ill.
Series: Supplementary educational monographs, pub. in conjunction with the School review and the Elementary school journal,; vol. II, no. 1 whole no. 7
Publisher: The University of Chicago press.
Published: 1918
Place of publication: Chicago, Ill
Language: eng
Number of pages: 189
Subjects: Mathematics -- Study and teaching