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