Kimberly Bailey, left, a high school student from Marks, and Lilly Mayerhoff, right, a high school student from Meridian, work together to calculate the height of the flag pole on 91麻豆天美's drill field during an Advanced Placement physics preparatory academy at 91麻豆天美. The two-week residential program is part of a Global Teaching Project-led initiative to bring high-level courses to students in rural Mississippi school districts.聽