Dual Enrollment Courses Summer School Home Course Catalog High School 10 Unit Courses Dual Enrollment Courses High Schools Academic Non-Credit Courses High School Athletics Youth-Middle School Courses Youth-Middle Sports Camps View Cart Students must enroll in both semesters to satisfy graduation requirements. These courses are only available to currently enrolled Garces students. HIST B1 World History to 1500 $50.00 HIST B2 World History since 1650 $50.00 HIST B17A US History to 1877 $50.00 HIST B17B US History from 1865 $50.00