The OED on X: "Our #GuesstheWord game is back!🧩 Your clue for this month is: 'an aperture or loophole for observation, esp. in a wall.' Here are two more clues: the word
Дамска чанта Guess HWKB89 98060 ESP - GLAMI.bg
An example of a Game With a Purpose (GWAP): the original ESP game. | Download Scientific Diagram
Guess Cards a simple Zener Cards (ESP) program in C++ and Windows API (WinAPI) - YouTube