41 Educational services, namely, providing on-line instruction, teaching, tutoring, classes, courses, seminars, activities, and workshops in the fields of science and chemistry; Providing educational programs in the fields of science and chemistry; Providing temporary use of on-line non-downloadable educational games and interactive exercises for children, students, instructors, and teachers in the fields of science and chemistry; Providing on-line newsletters in the fields of science and chemistry; Providing podcasts in the fields of science and chemistry; On-line educational games and interactive exercises for children, students, instructors, and teachers in the fields of science and chemistry