

More than 7,201 secondary schools participate in the program. With this credit in their pockets, students may be able to skip introductory courses as college freshmen or take fewer courses - and spend less money - to earn their degrees. The key to the transformation is the Advanced Placement (AP) program, a set of three-hour tests for high school students who usually have completed special courses and can earn college credit in various fields if they score a 3 or better of a possible 5 points. She teaches calculus, has sent dozens of students to top colleges and finds herself part of an educational revolution that is yanking schools in some of the most backward parts of the country into the technological age. Two decades later, Latimer is in her 14th year as chairman of the mathematics department at Eastside High School in Taylors, S.C., a little suburb of Greenville. Never, she vowed, would she teach high school again, at least not in the western Carolina hills, where differential equations were as welcome as a Georgia football fan. Fed up with disorder and low standards, Alexia Latimer quit teaching high school here in the 1960s, preferring the airy upper reaches of college mathematics.
