Epic Games knows that their runaway hit Fortnite is that much of a distraction to kids in class that they've had a message in-game to keep kids' attention to their education.
It all started with the mobile version of Fortnite, which lets game on Fortnite wherever they are... which is a big distraction in the class room. A now-deleted Reddit thread had a teacher ask Epic Games to mess with his students, so they did - Fortnite community manager K.L. Smith teased an image over Twitter:
What a troll!