Tremper High School, Kenosha (Photo: Google Maps)

The Kenosha school district is transitioning to online learning at seven middle and high schools after 276 teachers reported absent Monday.

The absences started trickling in Sunday evening, forcing the district to announce the switch in a 10:30 p.m. Facebook post.

As of Sunday, the district was reporting 10 cases of the coronavirus among its students and staff.

Search and track: Coronavirus cases in Wisconsin schools

Asked if the absences were part of an organized demonstration against working conditions related to the pandemic, district spokesperson Tanya Ruder said, “That I don’t know at this time. We are having to do some research.”

Kenosha teachers do not have to supply a reason when calling in sick, Ruder said. Beyond the 276 teachers, non-faculty staff also reported absent for Monday, but Ruder did not have a number.

The Kenosha Education Association, the union for