As part of the activities of the "Regional Center of Competence in Vocational Education in Mechanical Engineering - Industry 4.0" project, Teacher Education for the application of interactive and innovative methods in the teaching process is carried out. In the period from April to September 2022, Igor Štavlić held workshops on the topic: "Project-Based Learning and Problem-Based Learning" for teachers of the following schools in Croatia: St. Ivan Zelina High School, Jastrebarsko High School, Velika Gorica Vocational High School, Ivan Švear Ivanić Grad High School and Vrbovec High School.