41 Educational assessment; educational demonstrations; educational research; educational services, namely, providing courses of instruction at the primary, secondary, college and post-graduate levels and distributing course material in connection therewith; educational services, namely, conducting classes, seminars, conferences and workshops in the field of science, technology, engineering and mathematics (STEM) and STEM education; educational services in the nature of providing classes in the field of STEM and STEM education; educational services, namely, conducting programs in the fields of STEM and STEM education; educational services, namely, conducting distance learning instruction at the primary, secondary, college and post-graduate levels; educational services, namely, providing courses of instruction at the primary, secondary, college and post-graduate levels and distribution of course material in connection therewith; educational services, namely, developing, arranging, and conducting educational conferences and programs and providing courses of instruction in the fields of STEM and STEM education; educational services, namely, providing internships and apprenticeships in the field of STEM and STEM education; educational services, namely, the offering of web based and classroom training for certification of teachers and continuing education for teachers and principals; educational services, namely, conducting classes, seminars, conferences and workshops in the field of STEM and STEM education and distribution of training material in connection therewith; educational services, namely, providing continuing professional education courses in the field of STEM and STEM education; educational services, namely, developing curriculum for teachers; providing courses of instruction at the primary, secondary, college and post-graduate level