Libro 1
Sixth-Grade Alien
Bruce Coville
Libro 3
Missing—One Brain!
Bruce Coville
Libro 4
Lunch Swap Disaster
Bruce Coville
Libro 5
Zombies of the Science Fair
Bruce Coville
Libro 6
Class Pet Catastrophe
Bruce Coville
Libro 8
Snatched from Earth
Bruce Coville
Libro 9
There's an Alien in My Backpack
Bruce Coville
Libro 10
The Revolt of the Miniature Mutants
Bruce Coville
Libro 11
Aliens, Underwear, and Monsters
Bruce Coville
Libro 12
Farewell to Earth
Bruce Coville