Children at a Federal Way elementary school had an exciting day when firefighters responded to a fire with an electric unicycle, according to South King Fire.
On Thursday, firefighters responded to an exploding lithium-ion battery in an electric unicycle.
According to photos from the scene, the fire may have started inside a school hallway.
Firefighters noted it may take a long time to air out the building.
According to South King Fire, the fireball covered a 25-foot radius. There was minor damage to the school.
There were no injuries.
Children were evacuated, given plastic fire hats, and sent home for the day.
The school was not identified.