TY - BOOK AU - Osherson,Daniel N. TI - Organization of length and class concepts: empirical consequences of a Piagetian formalism T2 - Logical Abilities in Children AV - LB1134 .O844 2018 U1 - 155.413 23 PY - 2018/// CY - London, [England], New York, New York PB - Routledge KW - Child development KW - Learning ability KW - Cognition in children KW - Electronic books N1 - Includes bibliographical references and indexes UR - https://ebookcentral.proquest.com/lib/bacm-ebooks/detail.action?docID=4941440 ER -