jaamifitness(25)•in #lifestyle•2929 days agoDoes Birth Order Affect Intelligence?Cross-sectional studies generally find that the higher the birth order, the lower the IQ .Longitudinal studies, which track individual families over time, usual...32$0.00jaamifitness(25)•in lifestyle•2929 days agoDoes Birth Order Affect Intelligence?Cross-sectional studies generally find that the higher the birth order, the lower the IQ .Longitudinal studies, which track individual families over time, usual...32$0.00
