“…Sex differences in RP skills tend to be absent among children in kindergarten through eighth grade (Ammons, Alprin, & Ammons, 1955;Davol & Breakell, 1968;Davol, Hastings, & Klein, 1965;Horn, 1975;Ruffer, 1984;Simensen, 1973; but see Dunham, Allan, & Winter, 1985). By high school and young adulthood, men perform better than women with respect to time on target (Ammons et al, 1955;Archer, 1958;Buxton & Grant, 1939;Cox 1983;Dietrich & Payne, 1985;Huang & Payne, 1975;Jones & Ellis, 1962;Mastroianni & Schopper, 1986;McBride & Payne, 1980;Noble, 1970;White, 1991;Wisner, Lombardo, & Catalano, 1988). In a metaanalysis of different perceptual-motor tasks, the tendency for sex differences in RP to emerge at puberty has been confirmed (Thomas & French, 1985, 1987.…”