This is the 390th most frequent Ukrainian word.
розповіли
"Told" or "informed."
Here, "розповіли" is used as the past tense of the verb "to tell" or "to narrate", indicating an action performed by the subject (они).
Вони розповіли мені цікаву історію.
They told me an interesting story.
In this case, "розповіли" is used in a passive voice construction, showing an action directed toward "дітям" (children).
Дітям розповіли про правила дорогу.
The children were told about the road rules.
Here, "розповіли" denotes an action conducted by "ми" (we), indicating a direct narrative communication to the "вчительці" (teacher).