© 2018 Maryland State Department of Education,Division of Early Intervention and Special Education (MSDE, DEI/SE) and Johns Hopkins University, Center for Technology in Education (JHU, CTE).
Please include reference to MSDE, DEI/SE and JHU, CTE on any replications of this information. For any use that is not "fair use" as that term is understood in copyright law , contact MSDE, DEI/SE, 200 West Baltimore Street, Baltimore, Maryland 21201 and JHU, CTE, 3400 N. Charles Street, W400 Wyman Park, Baltimore, Maryland 21218 for permission.