2001 [UCSMP The University of Chicago School Mathematics Project] Everyday Mathematics Grade 4 -- Math Masters (P) by Max Bell, John Bretzlauf, Amy Dillard, Robert Hartfield, Andy Isaacs, James McBride, Kathleen Pitvorec, Peter Saecker, Robert Balfanz, William Carroll, & Sheila Sconiers ***ISBN-13: 9781570399093 ***Condition: Good Used ***483 Pages @math31.3