After a few stories that introduce the titular spherical time machine built by Gyro Gearloose, the series sees Donald Duck and his nephews accidentally sent through time by a malfunctioning machine, desperately trying to get their machine fixed to return to Duckburg while visiting a number of historical time periods.
List of StoriesEdit
- Chapter I: The Viking Voyage
- Chapter II: The Cave Bear Caper
- Chapter III: The Royal Portrait
- Chapter IV: Medieval Magic
- Chapter V: Prince Iganov
- Chapter VI: The Olympiad
- Chapter VII/Epilogue: The Time Travellers
These stories were written and take place at various points after the seven chapters of Donald's voyage, and see Donald and friends once again using the no-longer-unreliable Time Machine.