On a recent Wednesday morning, students walked with friends across the atrium of Jose Marti MAST 6-12 Academy, heading to their next block of classes. There is room to move, and it’s an orderly group of engaged kids.
More than a decade ago, the school at 5701 W. 24th Ave. in Hialeah left its rough reputation behind. Focused on teaching math, science and technology, it’s earned high national...