Slides! Everything is better with a slide. Playgrounds. Universities. Probably prisons. But especially, this mind-bogglingly entertaining-looking house in Japan, which has a slide built in all the way through. Breakfast time, kiddos! SLIDE ON DOWN!
https://gizmodo.com/giant-slides-should-be-obligatory-in-every-university-a-5715949
Only drawback? Massive static electricity burn hospital bills. Still. I’ll risk it. [Level Architects via DesignBoom]