41 Educational services, namely, providing on-line lessons, non-downloadable webinars, tutorials, classes, and demonstrations in the field of mathematics; Educational services, namely, providing online instruction in the field of mathematics; Educational services, namely, providing lessons, non-downloadable webinars, tutorials, classes, teaching, and demonstrations in the fields of mathematics; Non-downloadable electronic publications in the nature of books, worksheets, handouts, tracing paper, and teacher guides in the field of mathematics; Providing education courses in the field of mathematics offered through online, non-downloadable videos and instructor assistance