 Why were the Space Scouts sent on their mission?
So when the Chief of World Security told him that he had been selected as the answer to the Solar System's greatest mystery, Jery assumed that it was because of his mental agility. But when he got to Mars to find out why fifteen boys had vanished from a spaceship in mid-space, he found out that even his quick mind needed time to pierce the maze of out-of-this-world double-dealing. Security men were not hired for their loquaciousness. "You were telling about how this gesture, the WG sending these kids off for an extraterrestrial romp, will cement relations between those nations who have remained hostile despite the unification of all governments on Earth.
 to symbolize peace and harmony amongst the nations
 to research the environment on Mars  to symbolize peace and harmony amongst the nations  to show that anyone can travel in outer space  because the Brain told them to do so