Young mathematicians at work constructing number sense, addition, and subtraction

Bibliographic Details
Main Author:	Fosnot, Catherine Twomey
Other Authors:	Dolk, Maarten Ludovicus Antonius Marie 1952-
Format:	Book
Language:	English
Published:	Portsmouth, N.H. Heinemann c2001.
Subjects:	Mathematics > Study and teaching (Elementary)