CPS strike: Chicago Teachers Union wants class size caps. The benefit is more complicated and contentious than it might seem, according to experts. Are smaller classes worth the cost to taxpayers?

CPS strike: Chicago Teachers Union wants class size caps. The benefit is more complicated and contentious than it might seem, according to experts. Are smaller classes worth the cost to taxpayers? https://t.co/uuICoy5PRd

— Gregory Pratt (@royalpratt) October 23, 2019