Welcome to "Underneath the Camphor Tree"
College is hard...
Sometimes it helps to just take a breather. > Have a look at this breathing exercise from Calm if you need a hand.
There's nothing wrong with distracting yourself for a moment.
Playing a video game, going for a walk, writing a story, these are all lovely ways to calm yourself down when taking a break.
I hope this brief page brings you peace. Mindfulness will bring you joy and peace.