Variability in children's reasoning.
Rosengren
K S
KS
Department of Psychology, University of Illinois at Urbana-Champaign, Champaign, Illinois 61820, USA.
Braswell
G S
GS
D000367:Age Factors; D002648:Child; D002652:Child Behavior / Q000523:psychology; D002675:Child, Preschool; D003071:Cognition; D003210:Concept Formation; D006801:Humans; D011340:Problem Solving; D002666:Psychology, Child; D013850:Thinking