Upgrade Earth: The Tenth Book

Upgrade Earth is an entertaining series of science fiction mysteries that compel each reader to consider the question: How would you change the human race to ensure our long-term survival?
The Return Home
The Legacy
The Tenth Book

The Tenth Book follows the efforts of Jack Shelf and his friends as they attempt to unlock the secrets of the tenth book left behind by a scientist from the planet Furinoss. The alien secrets they discover will bring them to the edge of destruction and the probable ruin of all people on The Third Planet.