Answer:
In the land of the green glass door there are riddles but no answers, sheets but no blankets, and books but no words. Name something found in the land of the green glass door.
Flat as a leaf, round as a ring. Has two eyes, can't see a thing.
Autumn leaves and bad bowlers wreak havoc on this
So cold, damp and dark this place. To stay you would refrain, yet those who occupy this place do never complain.
Voiceless it cries, Wingless flutters, Toothless bites, Mouthless mutters. What is it?
I can be found in water but never wet