Cellphone usage has exploded in the 21st century, and schools have implemented a variety of regulations to control students being on the devices, but now, bans are sweeping the country.

The use of cellphones in schools has only grown, and for teachers, it has become a significant problem. As lawmakers push forward laws empowering teachers and school administrators to restrict cellphone use in the classroom, here is why they are being supported and where they’re being implemented.