A short riddle: what has a hundred eyes and never a nose? A sieve. Good for a quick guessing game before bath or bed.
From Mother Goose / Nursery Rhymes (traditional). See the whole collection.
A riddle, a riddle, as I suppose,
A hundred eyes and never a nose!
Public domain. Text from The Real Mother Goose (Blanche Fisher Wright, 1916), via Project Gutenberg. View the source edition