SIATech North County Independent Study High School Gives Thanks Happy Thanksgiving! SIATech North County Independent Study High School students and staff gathered to celebrate the harvest holiday this past week. Students were able to take a break from school work and get to know one another better. It was a wonderful time to reflect upon things students and staff are grateful for at this time of year – plus enjoy some good food! SIATech CHARTER HIGH SCHOOLS EARN YOUR HIGH SCHOOL DIPLOMA SIATech is a tuition-free high school where students have the opportunity to earn a standard high school diploma. If you are interested in earning a high school diploma, find a SIATech Charter High School near you. Search Schools!