Answer:
I jump when I walk and sit when I stand. What am I?
By Moon or by Sun I shall be found. Yet I am undone if there's no light around.
I spend the day at the window, go to the table for meals, and hide at night. What am I?
I am the place to turn to when nature calls. What am I?
I am an English word that is as long as I am valued.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.