How to Design Games That Promote Social Closeness Between Players?
To explore how multiplayer game mechanics facilitate social closeness, Depping & Mandryk conducted an experiment based on the 2D board-style puzzle game called Labyrinth.
Picture taken from Amazon.com: https://www.amazon.co.uk/recreation-CAR190-Wooden-Labyrinth-Puzzle/dp/B00000ISLL
Labyrinth, or Marble Inferno
Some may remember the Labyrinth puzzle from their childhood. Some had a happy one.