The American Journal of Psychology, Volumen9

activity adolescence adult æsthetic Alcan animals Anthropometric apnoea average believe body boys brain cent child childhood Clark University conclusion consciousness curve Darwin distraction doubt emotional error especially experiments fact factor favor fear feeling females forced breathing Franz Boas girls give given grade greater growth hand human idea illusion inches increase individual influence instinct judgment later laugh laughter less males means ment mental method mind moral movement natural selection nature object Octave organic paced race paper perhaps period person phenomena physical play pleasure problem psychic psychology puberty question race reflex action relation religion religious rience seems senescence sense sexes sexual selection soul spirit STANLEY HALL stimulation suggest Table tendency theory things thought tion trees trials variation W. H. R. Rivers