EDUCATIONAL SERVICES, NAMELY, CONDUCTING INDOOR AND OUTDOOR FAIRS IN THE FIELD OF SCIENCE, TECHNOLOGY AND THE APPLICATIONS THEREOF; TRAINING SESSIONS, CLASSES, SEMINARS AND WORKSHOPS IN THE FIELD OF SCIENCE, TECHNOLOGY AND THE APPLICATIONS THEREOF, AND DISTRIBUTING COURSE AND PROJECT MATERIALS IN CONNECTION THEREWITH; ENTERTAINMENT SERVICES, NAMELY, LIVE AND RECORDED MUSIC IN THE FIELD OF SCIENCE, TECHNOLOGY AND THE APPLICATIONS THEREOF; ENTERTAINMENT IN THE NATURE OF THEATER PRODUCTIONS IN T...