Attention and manipulative play in the one-year-old child.
D001288:Attention; D003118:Color Perception; D005260:Female; D005403:Fixation, Ocular; D006801:Humans; D007223:Infant; D008297:Male; D011939:Mental Recall; D009949:Orientation; D010364:Pattern Recognition, Visual; D010988:Play and Playthings; D002666:Psychology, Child; D011597:Psychomotor Performance; D012016:Reference Values; D012737:Sex Factors; D014796:Visual Perception