Different types of conservation and nonconservation and their relation to age, sex, IQ, MA, and vocabulary.
D000367:Age Factors; D002648:Child; D002653:Child Behavior Disorders; D003071:Cognition; D005260:Female; D006801:Humans; D007360:Intelligence; D008297:Male; D008568:Memory; D010465:Perception; D011340:Problem Solving; D011581:Psychological Tests; D012737:Sex Factors; D013028:Space Perception; D014825:Vocabulary; D014892:Weight Perception