; (G) child-to-staff ratios of at least 1 early childhood or elementary educator for every 7 children; and (H) an enhanced transition from pre-kindergarten to elementary school, so that the cognitive and social gains of the pre-kindergarten program are sustained through the remainder of a child’s educational career. (10) Wraparound social services The term wraparound social services means comprehensive health and social services provided to a child and the child’s family to supplement the child’s educational needs. 10. Authorization of appropriations (a) In general There is authorized to be appropriated to carry out this Act $50,000,000 for each of the fiscal years 2019 to 2025. (b) Reservations Of the amount appropriated under paragraph (1) for each fiscal year, the Secretary shall reserve— (1) not more than 3 percent for evaluations under section 4(h); (2) between 2 percent and 5 percent for the training program under section 5; and (3) not more than 3 percent to carry out the study in section 7.