41 Charitable services, namely, providing instructional, educational, and teaching materials in the nature of books, manipulatives, science equipment, maps, art materials, musical instruments, DVD's, and teacher's guides to schools; education services, namely, providing 7th through 12th grade (7-12) classroom instruction; providing courses of instruction at the high school, college prepatory, and college level; educational services, namely, development and dissemination of curriculum for educators, teachers, and others in the fields of language arts, communications, humanities, business, career and technical education, science, engineering, health, mathematics, creative arts, social studies, physical education, and other such disciplines