Primary number projects
By: by Rosamond Losh ... and Ruth Mary Weeks ...
Contributors: Weeks, Ruth Mary, b. 1886, joint author.
Series: Riverside educational monographs
Publisher: Houghton Mifflin Company
Published: 1923
Place of publication: Boston; New York [etc.]
Language: eng
Number of pages: 199
Subjects: Arithmetic -- Study and teaching.; Project method in teaching.