Code of Federal Regulations Title 45. Public Welfare § 45.1302.32 Curricula

(i) Are based on scientifically valid research and have standardized training procedures and curriculum materials to support implementation;

(ii) Are aligned with the Head Start Early Learning Outcomes Framework:  Ages Birth to Five and, as appropriate, state early learning and development standards;  and are sufficiently content-rich to promote measurable progress toward development and learning outlined in the Framework;  and,

(iii) Have an organized developmental scope and sequence that include plans and materials for learning experiences based on developmental progressions and how children learn.