In the period from August 21, 2023 to August 28, 2023 the Pedagogical Institute Zenica implemented 24 online seminars for 1800 teachers and professional associates of primary schools and grammar schools in the Zenica-Doboj Canton. The online education was implemented by expert advisors for education affairs at Pedagogical Institute Zenica with the support of members and leaders of subject working groups for the development of subject curricula for general education. The online education was dedicated to the exchange of experiences on the pilot phase of the implementation of subject curricula in the 2022/2023 school year as well as the implementation of subject curricula in the 2023/2024 school year. The online education was also an opportunity to present the educational platform of the Pedagogical Institute Zenica, which was established in the past period as a kind of digital tool to support professional development and professional training of educational professionals in the Zenica-Doboj Canton.