Difference between Merry-go-round and Whirligig

What is the difference between Merry-go-round and Whirligig?

Merry-go-round as a noun is carousel; a pleasure ride consisting of a slowly revolving circular platform affixed with various types of seats, frequently horses or other animals, typically found at fairs and amusement parks while Whirligig as a noun is anything that whirls or spins around, such as a toy top.

We hope you now know whether to use Merry-go-round or Whirligig in your sentence.