The viral challenge encourages students to insert sharp objects into their Chromebooks’ charging ports, leading to potential fire.

TikTok is full of entertaining cat videos, humorous dances, and yes, even challenges -- the famed ice-bucket challenge has returned and is promoting mental-health support. But now a dangerous TikTok challenge is spreading through the short-form video app and through schools across the US.

On the popular social media app TikTok, teenagers are sharing videos of school-issued Chromebooks spewing smoke in what's being called the "Chromebook challenge."