The decision was based on how the voucher-like program is financed, not on the program itself, which is unprecedented in its scope.
Eight states and 15 charter school networks are named the 2016 grant recipients of the federal Charter Schools Program.
Attendance and login records show that Ohio's Electronic Classroom of Tomorrow was paid for 9,000 students more than it should have been, according to a state audit.
Alabama lawmakers passed a charter school law last year, becoming the 43rd state to adopt one.
While Secretary John B. King Jr. believes some home schooling students are doing "incredibly well," he's concerned many are not getting all that they need.
The National Alliance for Public Charter Schools and the Black Alliance for Educational Options organized a group of 160 black educators, advocates, lawmakers and religious leaders to sign a letter to the NAACP.
Massachusetts Board of Elementary and Secondary Education Chairman Paul Sagan recently donated $100,000 to a campaign to expand charter schools in the state.
The Government Accountability Office also says the Education Department should give states and districts guidance on this issue.
From the 25th anniversary of the first charter school law, to major civil rights groups calling for a moratorium on charters, it's been a busy summer for school choice.
During a visit to an Ohio charter school, the GOP presidential nominee pitched a plan to offer states the chance to use $20 billion in federal money to create school vouchers.