Remember getting a few quarters for the video arcade, only to weather the deflating lack of fulfillment when the money ran out just as your level of competitive excitement had peaked? Never fear: the fifth annual Pacific Pinball Exposition, the largest pinball show on the planet, offers 400 pinball machines, all set to free play. Visitors have full access to the earliest 1930s pinball machines as well as custom-made see-through games. Pinball seminars, a pinball contest and vintage machines galore alight on Friday–Sunday, Sept. 23–25, at the Marin Center. 10 Avenue of the Flags, San Rafael. 10am–midnight, Friday and Sunday; 10am–8pm, Sunday. $15–$25 daily; weekend passes available. 510.205.9793.