Other occupational training programs at Simi Institute lead to personal Simi Institute also offers standard adult school courses in , Simi Valley, California. SIMI VALLEY SCHOOLS TO OFFER FREE SUMMER LUNCH AGAIN! Summer is coming, and it’s time to make sure kids eat healthy, stay active and have fun while school is . Learn more about SIMI VALLEY ADULT EDUCATION, a school located in Simi Valley, CA. Read school ratings and reviews for SIMI VALLEY ADULT EDUCATION.