http://kittens.iykpqm7jiradoeezzkhj7c4b33g4hbgfwelht2evxxeicbpjy44c7ead.onion/issues/student-privacy
They collect far more information on kids than is necessary, store this information indefinitely, and sometimes even upload it to the cloud automatically. In short, they’re spying on students—and school districts, which often provide inadequate privacy policies (or no privacy policy at all), are helping them.