Pacman is an all time classic video game. You can play Pacman for free here. When it was released in 1980, the popular games were Asteroids and Space Invaders. Pacman broke the mold, appealing to both men and women alike.
For a quick game, no fuss
Use the arrow keys to move, avoid the ghosts. Get powerups and you can turn around to catch the ghosts. Some of the ghosts move faster than others. Each ghost has different rules for how they track you. Bonus items can help get you extra lives.