Sixth graders Zoe and Amoni, right, work together during Kelly Woodfin’s advanced math class in Union Public Schools. The Tulsa-area school district for about a decade has tried to increase enrollment ...

Troy Superintendent Richard Machesky says that, after initial parent pushback, opposition to detracking of math classes in schools like Boulan Park, pictured here, has gone silent. Credit: Amanda J.

While studying salmon populations and designing amusement parks, these students are breaking barriers to advanced math that ...