What Makes a Puzzle Game Fun?

"This is te most fun i've had with a puzzle platformer in like, a decadecaus there was a time around 20 ten," says designer. "I personally don't like my player to be sort of emotionless when they're soving it and then jis kind of solving it to kind of get over the next level", he adds. 'The moment they realize something, or the moment of is these sort of like emotions are very important to me'