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Who is more advanced intellectually and academically? People with or people without sibilngs?


Recent studies show that people who grew up with siblings have lower intellectual and academic achievement than people who grew up without siblings? Why? Why not?

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Nathaniel Zhu (NathanielZhu) says

5 years ago
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HattieMattieMae says

5 years ago
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Marie-AnneLeClerc says

5 years ago
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