Welcome to BETA an IB World School and one of America’s Most Challenging High Schools America’s Most Challenging High Schools BETA is a tuition free, public, magnet school offering specialized studies in the fields of business, education, and technology. As the 2000th IB World School, BETA offers students a global curriculum that prepares them for the rigors of post secondary studies. In addition to offering the IB Diploma, BETA also provides students with the Advanced Placement, Dual and Concurrent enrollment opportunities. We are proud to be affiliated with institutions such as: South Texas College, UTPA, St. Mary's University, Our Lady of the Lake, Texas A&M, and The University of Texas.