; and (E) reserve 5 percent for State leadership activities described in subsection (c), including the grants described in such subsection. (2) Allotment formula (A) In general Except as provided in subparagraph (B), from the total amount appropriated to carry out this section for a fiscal year that remains after making the reservations under paragraph (1), the Secretary of Health and Human Services, in collaboration with the Secretary of Education, shall allot to each State for the fiscal year that has an application approved under subsection (d) an amount that bears the same ratio to such remainder as the number of children who are below the age of 6 who reside within the State and whose families have an income at or below 200 percent of the poverty line for the most recent year for which satisfactory data are available, bears to the number of such children who reside in all such States for such most recent fiscal year for which satisfactory data are available. (B) Minimum allotment amount No State receiving an allotment under subparagraph (A) for a fiscal year shall receive less than 1/2 of 1 percent of the total amount allotted under such subparagraph for the fiscal year. (c) State reservation (1) In general The State leadership activities described in this subsection shall improve equitable access to high-quality preschool programs operated by eligible providers across the State, including programs in high-need local educational agencies, which shall include— (A) ongoing professional development opportunities for school principals, school superintendents, teachers, and teacher assistants to improve their practices, which may include activities that— (i) prepare elementary schools to create or expand preschool classrooms, including training on developmentally appropriate practices and preparing classrooms with materials and equipment for young children; (ii) promote children’s development across all of the essential domains of early learning and development