If I turn my head, you may go where you want, but if I turn again, you could stay and rot. What am I?
Taken from a mine and then locked up in a wooden case. Never released but used by students everyday. What am I?See answer
What do people make that you can't see?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: