All Get on Board with Berean Academy. OTO Tuition Free Public Charter School Sierra Vista's Only Accredited K-12th Grade School All Day Kindergarten at No Cost After School Program for K-6th Grade Free Breakfast, Lunch and Snack CURRENTLY ACCEPTING NEW STUDENTS. Berean Academy EXCELLENCE IN EDUCATION K-12 Accredited By: AdvancED (520) 459-4113 www.bereanschs.education All Get on Board with Berean Academy . OTO Tuition Free Public Charter School Sierra Vista's Only Accredited K - 12th Grade School All Day Kindergarten at No Cost After School Program for K - 6th Grade Free Breakfast , Lunch and Snack CURRENTLY ACCEPTING NEW STUDENTS . Berean Academy EXCELLENCE IN EDUCATION K - 12 Accredited By : AdvancED ( 520 ) 459-4113 www.bereanschs.education