School lockers are not big enough

With all of the backpacks, larger-than-life textbooks, and the other necessities of teen living, lockers are no longer big enough to serve today's students.
That issue is addressed in an article in today's Washington Post:

Lockers aren't getting smaller. Lockers are one of the few things that haven't changed much in the daily rounds of students. But bulky textbooks have spawned bulky backpacks, some of which, in turn, have taken the next evolutionary step and grown wheels.