It's a population that moves in and out of schools as their parents are stationed around the world.
"She took the time with me a lot because I had to come in for tutoring day in and day out and she took the time to help me and eventually I got the hang of it. She helped me a lot," said 11th grader Jordan Pruitt.
She has found her students on this military post bring something more to the classroom and greets them with understanding and encouragement.
Chacón has distinguished herself as not only an exceptional teacher, but a true leader on the campus and in the district. She serves on the district Design Team where she helped develop a list of beliefs for Fort Sam Houston ISD.
The beliefs are very important as they guide all decisions made in the district.
As the campus celebrates diversity, Jo Chacón has taken the lead by coordinating the annual Hispanic Heritage Celebration, with each year being better than the one before. Chacón encourages the recognition of all the different cultures and her students take a major role in planning and then in participating in the celebration.
The love that Chacón has for her students, for her school and for her community, is so very apparent in the way she works to meet the needs of individual students.
"She helped me overall be a better person and open up just be more outgoing.” Said 11th grader Kelsey Lowery.
“At the beginning of the year I was shy but now I'm opening up,"
Chacón is always available for tutoring and with work and encouragement, her students excel. She has a way of letting each student know how important they are to her and to the school.