Greg Nelson, PhD, is a professor in the Department of Elementary
and Early Childhood Education at Bridgewater State College in
Bridgewater, Massachusetts. He has been a lead teacher at a
Montessori preschool and serves on a number of math education
committees.
This title is unavailable for purchase as none of our regular suppliers have stock available. If you are the publisher, author or distributor for this item, please visit
this link.