American Academy KindiePrep is a private, tuition-based pre-Kindergarten program open to all children four to five years old by October 1, or three years old by August 1. Enrollment in KindiePrep, like the American Academy K-8 program, is lottery-based. MISSION: American Academy KindiePrep will prepare children with an early foundation for educational success, emphasizing a whole-child approach to academics, social-emotional development and creative play.