Question: In between Hover Car Racer and Those Calloways is adapted from the 1950 children's novel "Swiftwater" by Paul Annixter?
Sentence (from "Hover Car Racer"): Hover Car Racer is a Sci-fi/Sports/Action story written by Australian author Matthew Reilly, originally released as a free fortnightly online serial, and later published by Pan MacMillan in 2004.
Relevant evidence: Yes