Why the Games With the Fewest Rules Create the Strongest Habits

Vintage Tamagotchi device next to modern smartphone with card game showing design evolution

The most successful mobile games in history share a characteristic that game developers consistently undervalue: they can be explained in a single sentence. Tamagotchi: keep a digital creature alive by feeding it and cleaning up after it. Flappy Bird: tap to fly through gaps. Wordle: guess a five-letter word in six tries. Teen Patti: bet […]