Library of Congress Call Numbers:
BF 720-723 - Child Psychology
HQ 767-792 - Child Development and parenting (including play and socialization)
HQ 793-799 - Teenagers and adolescents
L - Education
LA - History of education
LB - Theory and practice of education
LB 1027.25 - Teaching aids, activity programs
LB 1139-1140 - Education, preschool (activities for teachers)
LC - Special aspects of education