title: Developmental differences in reaction times under varying conditions.
abstract: 24 children in Grades 2 and 5 performed a systematically ordered sequence of simple, choice, and precued RT tasks. The younger children's interpretation of instructions differed from that of older children and must be considered in interpreting their RTs.
authors.affiliation: University of North Dakota, Grand Forks 58202.
authors.forename: C A
authors.initials: CA
authors.lastname: Humphries
authors.forename: J R
authors.initials: JR
authors.lastname: Thomas
mesh_terms: D001076:Aptitude; D001288:Attention; D002648:Child; D002657:Child Development; D003210:Concept Formation; D005260:Female; D006801:Humans; D008297:Male; D011597:Psychomotor Performance; D011930:Reaction Time