Many schools in Milwaukee have spent the entire first half of the school year online, as a precaution against the coronavirus. WUWM has been visiting virtual classrooms to see how teachers are adapting. McKenzie King, a chemistry teacher at Carmen Southeast High School in Milwaukee, says some learning experiences are impossible to recreate virtually. Right now, she’s teaching her students about chemical compounds. It’s usually one of her favorite units. “In the classroom, we just like throw out