Today, April 25, 2018, we carried out the planned activity that was recorded and broadcast live on the official facebook page of the school. It was a successful and captivating activity for all participants successfully marking STEM. The mathematics professor Voinea-Axinte Costica and the physics professor Burduja Dinu conducted an activity with the main objective to motivate the students of the 11th grade in the study of the notion of derivative .