CAL meaning in Academic & Science ?

Christian Academy of Louisville (a.k.a. "CAL") is a private Christian school system in Louisville, Kentucky. It is composed of several schools in the Louisville metropolitan area, the largest of which is CAL-English Station on the city's east side. The school system seeks to provide a "traditional education in a Christ-centered environment", and families seeking admission must have a reference from a minister certifying that they attend a church regularly. Each school within the system holds accreditation from the Association of Christian Schools International (ACSI), the Southern Association of Colleges and Schools, the Kentucky Non-Public School Commission, the National Council of Private School Accreditation, the State of Kentucky, and the State of Indiana.