Entertainment and educational services in the nature of arranging, organizing and conducting educational, cultural and social exhibitions and events, namely, seminars, workshops, conferences, expositions, musical performances, art exhibitions, sporting events, historical displays and festivals featuring a variety of activities, namely sporting events, arts and crafts activities and exhibits, parades, games, rides, motion picture exhibitions, cultural arts performances, cultural arts displays and the like, all in the fields of aviation and community welfare, and providing educational materials in connection therewith; educational services, namely, seminars, lectures, presentations, classes, workshops and conferences in the field of aviation, for promoting awareness of the history and development of aviation, and distributing educational materials in connection therewith