I can't pass the opportunity to post https://neal.fun/perfect-circle/. - Source: Hacker News / 21 days ago

My circle is 94.0% perfect, can you beat that? https://neal.fun/perfect-circle/. - Source: Hacker News / 4 months ago

Try for yourself here: https://neal.fun/perfect-circle/. Source: 6 months ago

Https://neal.fun/perfect-circle/ You have to draw a perfect circle and you can even do some more variants like for example with closed eyes. Source: 11 months ago

Yeah, because the correct url is https://neal.fun/perfect-circle/ - but wouldn't say that it was worth the effort figuring it out. - Source: Hacker News / 11 months ago

Earlier today I was wondering if anyone had estimated the percentiles for scores in the Verbal Memory test on humanbenchmark.com. They display a graph on the stats page, but not the corresponding percentiles for each score displayed. Source: 7 months ago

Test it out for yourself - humanbenchmark.com. Source: 12 months ago

Just test your reaction time on humanbenchmark.com You'll be around average. Source: 12 months ago

You can test your reaction time here. Some other cool tests too. Source: 12 months ago

I wonder if something like this could be used to help track progress in a slightly objective way: http://humanbenchmark.com. Source: 12 months ago