Noises
I said to my 7-yr-old son, "Now, what noise does a cat make?"
"Miaow!" he said
"Good, but do you know what noise a dog makes?"
"Woof woof!" he said
"That's right! Now tell me what noise a cow makes?"
"Miaow!" he said
"Good, but do you know what noise a dog makes?"
"Woof woof!" he said
"That's right! Now tell me what noise a cow makes?"
Spoiler: