There are 20 charter schools in the city of St. Louis, and when classes start Monday, four more will open their doors.
Charters get public funding, but they have more autonomy from the state.
The free schools are a draw for parents who want to avoid the unaccredited St. Louis Public Schools system.
But some charters are performing far below state standards.
And as St. Louis Public Radio’s Maria Altman reports in the second of a two-part series, no one is holding them accountable.