James is simply an ordinary boy but once he discovers that one of his teachers has been turned to stone, he realises thing extraordinary is going on. He is going to have to do thing and fast. Then James's little sister Mollie tells them simply about Galton, a little green man lost somewhere in the school. Once they hear simply about his powers, James and Mikey start to panic. Wish they be able to finish the aliens before they escape and take over the world?
93 pages. Ages 7 and up.