Children's discrimination learning based on identity or difference.
D000367:Age Factors; D001288:Attention; D002648:Child; D002657:Child Development; D002675:Child, Preschool; D003071:Cognition; D003118:Color Perception; D003463:Cues; D004193:Discrimination Learning; D004495:Education of Persons with Intellectual Disabilities; D006801:Humans; D008607:Intellectual Disability; D010056:Overlearning; D011582:Psychological Theory; D014163:Transfer, Psychology; D014706:Verbal Learning