- Jets (Monster Machines)David Jefferis
- Military planesDavid Jefferis
- Flight, fliers, and flying machinesDavid Jefferis
- FlightDavid Jefferis
- Water Sports (Super Sports (Austin, Tex.).)David Jefferis
- The moonDavid Jefferis
- Water sportsDavid Jefferis
- Artificial intelligenceDavid Jefferis
- InternetDavid Jefferis
- Model TrainsDavid Jefferis
- HockeyGill Lloyd, David Jefferis
- BiotechDavid Jefferis
- Giants of the roadDavid Jefferis
- CloningDavid Jefferis, Davies Jefferis
- Flight into Orbit (Humans in Space)David Jefferis
- Future CitiesKenneth Gatland, David Jefferis
- Green powerDavid Jefferis
- Trail bikesDavid Jefferis
- Mighty megaplanetsDavid Jefferis
- Robot Voyagers (Robozones)David Jefferis
- Future spaceDavid Jefferis
- RobotsKenneth Gatland, David Jefferis
- All-terrain bikingDavid Jefferis
- JudoNorman Barrett, David Jefferis
