num_pages: 138
description: Jeff and his mixed-up robot, Norby, get involved in new adventures on a strange planet.
language: English
title: Norby and the Invaders
titlecomplete: Norby and the Invaders (Norby, #4)
genres: Fantasy, Childrens, Science Fiction, Young Adult, Middle Grade, Science Fiction Fantasy, Fiction, Robots
ratings_count: 133
series: The Norby Chronicles
publisher: Walker & Co