Stem Prep Academy is a stem-based preschool. The address is 604 East Girard Avenue Philadelphia PA 19125. Programs include full time & part-time preschool, After-school, Science Saturday, tutoring, In-home instruction/leaning pods, virtual academy, school-age learning support temporarily offered due to school closings. Our hours are Monday through Friday 7:15 am-6:15 pm and Saturday 11 am-3 pm.