Updated: Oct. 2, 2011 -- By September, Betty Legendre had resigned herself to an unsettling reality: She had done everything she could to improve her sons’ school assignments, but she was not fully satisfied. Still, she bought their uniforms and sent them off, 5-year-old Jeffrey to kindergarten at Holmes Elementary in Dorchester, and Olivier, 13, to UP Academy Charter School in South Boston.
Two days later, a call came from Boston Preparatory Charter School in Hyde Park. They had a seat for her ambitious older son, who hopes to attend Harvard. Legendre, who had favored Boston Prep, was thrilled.