; and (5) submit to the Secretary a description of the design of the evaluation to be carried out under subsection (d)(2) and receive the Secretary’s approval of such design based on a determination that such design is rigorous and is likely to yield information that is credible and will be useful to other States. (d) Use of Funds Amounts provided through a grant under this section shall be used to conduct a demonstration project to implement and evaluate strategies to help low-income families to address the diaper needs of infants and toddlers, which use may include any of the following: (1) To pay for the purchase of diapers and diapering supplies and fund diaper distribution demonstration projects that serve low-income families with one or more children 3 years of age or younger. (2) Using not more than 25 percent of the funds received by the grantee under this section, to evaluate the effect of activities under paragraph (1) on mitigating the health and developmental risks of unmet diaper need among infants, toddlers, and other family members in low-income families, including the risks of diaper dermatitis, urinary tract infections, and parental and child depression and anxiety. (3) To integrate activities under paragraph (1) with other basic needs assistance programs serving eligible children and their families, including the following: (A) Programs funded by the Temporary Assistance for Needy Families program, including its State maintenance of effort provisions. (B) Programs designed to support the health of eligible children, such as the Children’s Health Insurance Program under title XXI of the Social Security Act, the Medicaid program under title XIX of such Act, or State-funded health care programs. (C) Programs funded through the Special Supplemental Nutrition Program for Women, Infants, and Children. (D) Programs that offer early home visiting services, including the Nurse-Family Partnership and the Maternal, Infant, and Early Childhood Home Visiting (MIECHV) Program (including the Tribal Home