Maya Bleszinski, left, and Matteo DiMiceli, right, check out at the cash register of a pretend Ralph's grocery store at the Pretend City Children's Museum in Irvine. - 08/17/09 - Photo by ANA VENEGAS, THE ORANGE COUNTY REGISTER - ADDITIONAL INFO: Pretend City Children's Museum will open it's doors to the public on August 30th. The 28,000 square foot space features tactile and pretend-based learning experiences discovered though play. The city-themed exhibits let children pretend-play in a store, bank, restaurant, and much more.