16 Printed educational materials in the field of k-12, namely, special education resources being worksheets, teacher guides, aids being worksheets, lessons and worksheets; Printed educational materials in the field of k-12, namely, education resources being worksheets, teacher guides, aids being worksheets, lessons and worksheets; Printed instructional, educational, and teaching materials in the field of k-12, namely, special education resources being worksheets, teacher guides, aids being worksheets, lessons and worksheets