alt Hacker NewsOMG. It's the !?%!@# pandemic. All education statistics measuring across 2020 are horrifyingly polluted. Kids who stayed at home for a year are behind relative to the same cohorts before or since, AND YET WE KEEP FLOGGING THESE NUMBERS as if they're signal and not noise.
I've seen this on the front page of HN like three times now.
The article says that scores have been sinking since 2013, many years before the pandemic.