Educational services, namely, providing classes, seminars and workshops in the fields of math, engineering, computer science, English, Chinese, Portuguese, Spanish, history, the social sciences, and the arts; Entertainment services in the nature of competitions in the field of athletics, namely, athletic competitions against educational institutions in the fields of baseball, softball, crew, lacrosse, football, flag football, basketball, tennis, volleyball, track and field, water polo, swimming, golf, soccer, cross country, and sailing