this post was submitted on 25 Feb 2026
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Average Test Scores in High-Income Countries (feddit.uk)
submitted 1 week ago* (last edited 1 week ago) by NomNom@feddit.uk to c/dataisbeautiful@mander.xyz
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[–] FauxPseudo@lemmy.world 7 points 1 week ago

Those drops show up right about the time that kids started getting smart phones and tablets. Correlation isn't causation. But it gets my vote.