Of all the great inventions could it be possible that there is one that stands out as being the greatest of them all? Well, on this fantastic voyage of discovery through time and space Adam intends to find out as Fluff, his time travelling magic cloud, attempts to solve the greatest invention throughout history mystery. Meet Edison, Bell, Jobs, the Wright brothers and others and be surprised when you find out what Adam discovers is the greatest invention in this time traveling epic adventure. Please note this is a second hand book. Format: Paperback Condition: Very good used condition.