Times of IndiaBirth order has no effect on IQ level: StudyTimes of IndiaThe differences between first-borns and "later-borns" are so small that they have no practical relevance to personality or intelligence development of people, says a study. The study observed 377,000 high school students and found that first-borns do ...Study finds birth order doesn't determine personalityKPRC Houston'Personality or IQ' development has no relation with 'birth order'ANINEWSFirst-born, middle or youngest? Doesn't matter, study findsToronto StarBusiness Insider -KATUall 53 news articles »
Birth order has no effect on IQ level: Study
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