The Centro de Estudios Científicos y Tecnológicos also known as CECyT (in English: Center of Scientific and Technological Studies) is a state high school system in Mexico, belonging to the National Polytechnic Institute (IPN).There are 17 CECyT's and one Centro de Estudios Tecnológicos, CET (in English: Center of Technological Studies) located primarily in Mexico City. They are commonly known as Vocacionales.