The ability to read is an essential tool for children’s success throughout their lifetime, with third grade reading proficiency being a critical milestone. This document details elements of K-5 afterschool or summer programs that may provide positive effects on reading achievement and are aligned with the seven domains of the Florida Standards for Quality Afterschool Programs. Along with 21 promising literacy practices, this document includes a reference section of important resources for out-of-school-time staff. OST programs may also request professional development training on this literacy tool, provided by the Florida Grade-Level Reading Campaign at the Florida Alliance of Children’s Councils and Trusts.