Conversations Hard and Wild

"Can you help me with something?"
"Sure."
"Your mum & dad are your parents, right?"
"Yeees."
"And your brother and sister are your siblings?"
"Mmmm."
"Well, is there a word for your son and daughter? There's no word for your son and daughter!"
"Er, what about your children???"
"Children. Yeah. Yeah it is children, isn't it?"
"If you say so."