The nutritional and physical needs of today's children are examined, and child care professionals gain skills to promote a healthy lifestyle and overall wellness throughout childhood. Topics include strategies to inform families about nutritional food items, and developing physical and large motor activities and games. Maryland State Education Core of Knowledge: Health, Safety and Nutrition 3 hrs. This course is designed to help you get your program aligned with Maryland EXCELS as well as help you reach higher Maryland Child Care Credential levels. Credential Boosters are classes that are identified by the Maryland State Department of Education in the Staff Credential modifications for levels 2, 3 and 4.