Paperback edition, 128 pages.
 
Become the Doctor's companion and join him on his adventures through time and space. At the end of each page, you are faced with a choice as to which route the story will take. Make your own path through the story to one of the several different endings.
 
Part of the Decide Your Destiny series, these paperback interactive novels are ideal for readers aged 7-12, and older of course!