educational software featuring instruction in improving understanding and use of math and data in the field of education and business; electronic publications, namely, books and manuals featuring educational information about improving the understanding and use of math and data recorded on CD's and DVD's; downloadable electronic publications in the nature of books and manuals featuring educational information about improving the understanding and use of math and data

printed publications, namely, books and manuals featuring educational information about improving the understanding and use of math and data