Publisher's Synopsis
*Part sci-fi, part eco-mystery, all action-adventure.* Earth is in danger! The only thing that can save our planet are 6 essential elements that can fuse into a new source of clean energy. But the elements are scattered throughout the galaxy. And it is up to the Voyagers - a team of 4 remarkable kids and an alien- to gather them all and return to Earth. Timed with the release of the final book, this boxed set will be perfect for new readers and fans alike.