Answer:
Twelve pears hanging high, twelve men passing by. Each took a pear and left eleven hanging there. How can this be?
How can you throw a ball 20 meters, and have it come back to you without hitting anything?
A grandmother, two mothers and two daughters went shopping together and everyone bought one purse each. How many purses did they bring home all together?
On Christmas eve, when Santa leaves his workshop on the north pole, what direction does he travel.
How far can a man hike into the forest?
My days are numbered.