Some teachers are downright skeptical of the roving concept. "Nope. No way," said Nicolle Fefferman, a longtime L.A. Unified high school teacher and L.A. district parent.

Maya Payton 17, a junior at the Chicago High School for the Arts in Humboldt Park, and other students create art to the sound of violinist Hilary Hahn’s music in a classroom Tuesday.

The $4.2 million culinary arts classroom is still under construction with completion expected in the next four months. It’s being funded by a 2016 bond and state grant.

Principal Larry Natividad stands outside a new Compton High School “learning studio,” explaining that teachers will not have their own classroom when the campus opens in the fall, but will ...