I am a king but also a common device of measure. What am I?
If you are unsure how to use one then just ask a flight attendant.See answer
I am in the sky but also in the ground. When you study me, no matter how long, I will always end with an f. I may be in your yard but not in your house. What am I?See answer
Select a pack of riddles and try to solve it in an interesting way.
This riddle appears in the following downloadable PDF files: