; 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 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 may include any of the following: (1) Paying for the purchase of diapers and diapering supplies and funding 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, evaluating 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) Integrating 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 under part A of title IV of the Social Security Act, including the State maintenance of effort provisions of such program. (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 under section 17 of the Child Nutrition Act of 1966. (D) Programs that offer early home visiting services, including the nurse-family partnership