What goes up, but at the same time goes down?
Up toward the sky, and down toward the ground.
Its present tense and past tense too,
come for a ride, just you and me!
Full of dark, filled with everything
Both on my skin they color
With my pack, I am always
Afraid of the cat.
What am I?
Select a pack of riddles and try to solve it in an interesting way.
This riddle appears in the following downloadable PDF files: