Norby and the Terrified Taxi

by Janet Asimov

Published 1 November 1997
Jeff and Norby travel to Earth where a Manhattan taxi with a robot brain helps them investigate Garc the Great's connection with Computer Prime.

Fourteen-year-old Jeff Wells and his robot friend Norby are suddenly transported back to 1785 in France, where they become involved with a priceless necklace, royal politics, and the accidental creation of alternate futures for Earth.

Norby and the Invaders

by Janet Asimov and Isaac Asimov

Published 1 October 1985
Jeff and his mixed-up robot, Norby, get involved in new adventures on a strange planet.

Jeff Wells and his personal robot Norby find adventure when they travel to planet Jamyn and attend the Grand Dragon's birthday party.