Answer:
What has a thumb and four fingers but is not alive?
A prisoner is told 'If you tell a lie we will hang you if you tell the truth we will shoot you.' What can the prisoner say to save himself?
The shorter I am, the bigger I am. What am I?
Glittering points that downward thrust. Sparkling spears that never rust.
Crooked as a rainbow and slick as a plate ten thousand horses can't pull me straight.
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.