educational services, namely, providing on-line courses of instruction at the pre-school, elementary, high school and college level in social studies, language arts, history, geography, science, mathematics, measurement, literature, writing, spelling, reading, music, art, drawing, paper folding, business, economics, health education, sex education, self-esteem, physical education, computer education, current events, civics, citizenship, political science, foreign language, sports, ethics, philosophy, religion, critical and creative thinking skills, logic, simulations, visual thinking, bilingual education, English as a second language and multicultural studies; publishing books, manuals and tests, answer keys for others; organizing and conducting educational workshops, seminars and exhibitions in the field of teaching in pre-school, primary, and college and distributing course materials in connection with these events providing on-line educational information and educational computer databases in the fields of pre-school, primary, secondary, and college level education instruction and testing in social studies, language arts, history, geography, science, mathematics, measurement, literature, writing, spelling, reading, music, art, drawing, paper folding, business, economics, health education, sex education, self-esteem, physical education, computer education, current events, civics, citizenship, political science, foreign language, sports, ethics, philosophy, religion, critical and creative thinking skills, logic, simulations, visual thinking, bilingual education, English as a second language, and multicultural studies