Lateral Reasoning

Hourglass

An hourglass (or sandglass, sand timer, sand clock or egg timer) is a device used to measure the passage of time. It comprises two glass bulbs connected vertically by a narrow neck that allows a regulated flow of a substance (historically sand) from the lower bulb to the upper one. Typically the upper and lower … Devamını oku…

Convergent vs Divergent

Meta Game Strategy

A chess opening or simply an opening refers to the initial moves of a chess game. The term can refer to the initial moves by either side, White or Black. An opening by Black may also be known as a defense. There are dozens of different openings, and hundreds of variants. The Oxford Companion to … Devamını oku…