Another dangerous TikTok challenge has prompted urgent warnings from school districts and law enforcement agencies nationwide, and led to a 15-year-old New Jersey student being charged with arson.

The hottest trend in Colorado schools right now is actually hot. The latest: Colorado schools are warning of a new TikTok craze in which students try to set their school-issued Chromebooks on fire by sticking metal or pencils into the charging port.

The Chromebook Challenge, named for Google's line of laptops, encourages students to insert metal items into the USB port on their school-issued computers, intending to create sparks, smoke and possibly a fire.