Development of Operational Thinking in Primary School Children: An Examination of Some Aspects of Piaget's Theory Among the Uteso Children of ilganda By Otaala, Barnabas Books / Paperback Books ISBN: 080771870X / Publisher: Teachers College Pr, June 1972 Price Starting at $23.11 Free Shipping Send to a friend Add to Wishlist Below is a list of products arranged by condition. Select the quantity of the product you desire and click the "Add" button. Used - Good Good condition. (child psychology, education, africa) A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. $23.11 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store. Reviews Goodreads reviews for Development of Operational Thinking in Primary School Children: An Examination of Some Aspects of Piaget's Theory Among the Uteso Children of ilganda