Let me start off with a confession: I host NPR's Weekend Edition on Sundays, which prominently features a word puzzle every week, but I haven't always been a fan of puzzles. Word scrambles? Not for me ...

There's just something about a good perspective puzzle that really works for me. From Gorogoa to Monument Valley to Viewfinder, if the solution to some in-game puzzle has me twisting and turning ...

WITH near-ubiquitous access to cameras and screens, it can be hard to remember that the idea of representing 3D objects on a 2D image was once at art’s cutting-edge. Exactly when this happened is ...