The iPhone seemed to have the most issues with this concept. While the goblin is certainly monstrous, it's neither creepy nor ...

Tangram, a well-known traditional puzzle, is a tool in elementary education which is often associated with creative thinking. It consists of 7 boards (five triangles, one square and one parallelogram) ...

Years into the resurgence of popularity for Pokémon cards, the collectibles aren’t just difficult to source — the situation is getting worse, judging by the rollout of a recent boxed set. In ...

At least I can say that the Polygon's Wi-Fi connection (note that it only works on 2.4 GHz) has never faltered despite the box being about 20 feet away from the house, and the 3-watt solar panel ...

But the only two hints you really need are those from the Commissary’s bulletin board and the Study’s chalkboard. [Ed. note: Spoilers follow for the Blue Prince picture puzzle below.] ...

It is certainly no problem to check whether a point belongs a 2D triangle (or any convex polygon). Off Topic: if I have to implement some code to check whether a point belongs to a polygon, and this ...

There are lots of ways you can draw such an 11-sided polygon; the picture shows just one. Each way gives a way of triangulating the sphere where the number of triangles meeting at a vertex is always ...

Picture Puzzle IQ Test: Readers with high IQ can spot the mistake in the picture in 4 seconds. Are you one of them? Test your intelligence now!