How do you count cows? -- With a cowculator.
How do you count cows? -- With a cowculator.
What does a cow use in school? A cowculator.
How do you count cows with a cowculator?
What do cows use to do their homework? A cowculator.
Idiot 1: Why are cows good in math?
Idiot 2: I don't know why.
Idiot 1: Because they have built-in cowculators!