At the Physics Department of the University of Rome "Tor Vergata", 28 high school students in Rome and its province participated in the event "The missing link - 10 years of the Higgs boson" organized by the members of the ATLAS group of the Physics Department of the University of Rome "Tor Vergata" and of the section of INFN Rome "Tor Vergata" on the occasion of the tenth anniversary of the discovery of the Higgs boson. After some introductory seminars on the subject, the film "The particle fever" was screened which told the long journey that led to this extraordinary discovery, all followed by a debate with students and a very engaging prize quiz. A very pleasant day dedicated to science and dissemination with an active participation full of enthusiasm and curiosity on the part of the students present!