Two representatives of the King Abdulaziz City for Science and Technology (KACST) of Saudi Arabia visited Città della Scienza on April 18th. The KACST is an independent scientific organization that works as national agency for science and hosts the national laboratories of Saudi Arabia. Its functions include politics planning of national scientific and technological agenda, data collection, funding of external research and other services including the registration of patents. It gives work to 2.500 employees . We hosted representatives from its Communication Department, that visited current exhibitions, our classrooms and laboratories, the scientific theater Galilei 104 and our Incubator. Fondazione Idis – Città della Scienza illustrated projects for future exhibitions, internationalization activities, the project of the WebTV and the yard of Corporea, the new area opening soon.