Mostratec is a science and technology fair held annually by Fundação Liberato in the city of Novo Hamburgo, Rio Grande do Sul, Brazil. At the event, research projects in several areas of human knowledge are presented, carried out by young scientists from Kindergarten to High School, including Technical Vocational Education of High School.

In addition to the exhibition of projects, Mostratec has integrated events such as SIET - International Seminar on Technological Education, Educational Robotics and sports and cultural activities.

Every year, the number of visitors and participants has increased, including businessmen, national and international authorities, professionals from different areas, educators, students, the press and the community in general, making Mostratec one of the main educational events in the country.