u/Electrical-Cat-2193

It hides your grades and you can guess if it's higher or lower than what's displayed. So you can see if at least passed before seeing the final grade. I hope you guys like it.

Chrome: https://chromewebstore.google.com/detail/grade-roulette-guess-your/claoekhcmapaiobgbabngjcnlklooceo

Firefox: https://addons.mozilla.org/en-US/firefox/addon/grade-roulette-for-workday/

It's open source! https://github.com/FaysalAriss/guessyourgrade