The Megaron-Cube is a puzzle where six different blocks should be combined to form a 3x3x3 cube. I tried to solve it a couple of times but never get it. It's cheating to use a program, I know... ... …

How to memorize a lot more than you think you can? There is a technique which you might have heard of, called Memory Palace or the Loci method. Personally, I prefer the phrase memory palace, because i…