A riddle is also an old word for a coarse sieve, so the first word gives it away. Gardeners still riddle their soil.
A riddle, a riddle, as I suppose: a hundred eyes and never a nose. What is it?
Give me a hintThe hint
An old word for it is in the first line.
Reveal the answerHide the answer
A sieve
Source: English and Irish folk riddle, recorded in the Schools’ Collection, 1937 to 1938