Welcome to SLDC SLDC Programs Upcoming Events SLDC News History and Info. Stairsteps Online Jobs with SLDC SLDC is a family of programs and services dedicated to children of all ages as well as adults with learning, language, neurological, developmental and behavioral disorders. Programs | Buena Park | Morning Sky | Daybreak | Events | News | History and Info. | Stairsteps | Jobs | Hi-Tops | ...