Live data from Hacker News

Show HN: Test your shape rotation skills

0xf00ff00f.github.io

191–200 of 210 posts

Re: Show HN: Test your shape rotation skills

#193
post #173
post #160

20 matches is my high after spending 20 minutes with it. I think I could probably get that to 30 ish with another hour. Obviously you should not be rotating, but finding features of the shapes that are invariant with respect to rotation to calculate. We can think of the two middle segments as defining two coordinate axes which I'll just call the body, with the remaining segments the legs. There are three cases. 1) bo…

First attempt is 5. But anxiety levels were sky high. Throwback trauma.

Giving me some anxiety from having to rotate molecules in my mind during organic chemistry exams

Re: Show HN: Test your shape rotation skills

#194

Earlier quoted context omitted.

Difficult to control for the effects of "building toys" such as Lego being primarily marketed at boys. These types of toys help train this kind of spacial awareness from an early age. See also early computers being marketed almost exclusively at men and boys, potentially being the cause of a major drop off of women in computer sciences in the 1980s: https://www.npr.org/sections/money/2014/10/21/357629765/when...

Not really. Babies show sex differences in spatial skills. https://www.sciencedaily.com/releases/2008/12/081209100948.h...

Reading that study, I’m not convinced, it’s 20 boys and girls, and the method doesn’t appear foolproof to me. To be clear, I don’t really have an issue accepting there may be some difference, but I feel like it’s extremely overstated.
Post reply on HN