I am the ultimate killing machine, used not once but TWICE, I can be made by humans. What am I?
Comes in bits and pieces, put together forms a whole. It's athletics for the mind, the more you think the more you find. Sometimes it can be a grind, but then, that is the goal.See answer
I have strong affection for belly buttons. 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: