Schools are using Yondr pouches to lock up kids’ cellphones

There’s also reason to believe that using cellphones in class is bad for learning. Studies on doctors, nurses, and others have shown that “multitasking during learning interferes with the long-term processing and retention of what you learn,” said Megan Moreno, a professor of pediatrics at the University of Wisconsin Madison. Some research suggests that curbing smartphone use in the classroom could help students stay focused on their lessons.