1.
Mathematics Curriculum: Issues, Trends, and Future Directions
by Barbara J. Reys
ISBN: 9780873536431
List Price: $55.95
2.
Developing Number Sense in the Middle Grades
by Reys, Barbara J., Curcio, F...
ISBN: 9780873533225
List Price: $15.95
3.
Elementary School Mathematics: What Parents Should Know About Estimation : Elementary School...
by Barbara J. Reys
ISBN: 9780873534673
List Price: $7.95
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Mathematics : Unlimited (Mathematics : Unlimited, K)
by Francis "Skip" Fennell, Bar...
ISBN: 9780153516320
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Films in the Mathematics Classroom
by Bestgen, Barbara J., Reys, ...
ISBN: 9780873531955
List Price: $6.00
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Elementary School Mathematics What Parents Should Know About Problem Solving
by Reys, Barbara J.
ISBN: 9780873532037
List Price: $1.25
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Elementary School Mathematics What Parents Should Know About Estimation
by Reys, Barbara J.
ISBN: 9780873532020
List Price: $1.25