Author Information
D.J. Robinson's Latest Book

Newest Release

  • Bibliography:
    4 Books (1 Series)
  • First Book:
    July 2015
  • Latest Book:
    April 2019
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Full Series List in Order

Caroline Hartley

1 - Caroline Hartley and the Magic Key (Jul-2015)
2 - Caroline Hartley and the Dreadnought Battleship (Feb-2017)
3 - Caroline Hartley and the Secret Castle Adventure (Jun-2018)

Book List in Order: 4 titles



  • Caroline Hartley is a typical teenager who lives in Welwyn Garden City. She is about to finish her classes at the end of the school summer term. Whilst at school her mother receives a brown padded envelope that has a Zurich postmark on. It is address...



  • Caroline Hartley has a magic key. It has allowed her and her brother, Martin, to secretly step through an attic door and time-travel back to 1912, at the castle they have been staying at in central Europe. Unfortunately, bad weather in the present ha...



  • Caroline Hartley has a magic key. It has allowed she and her brother Martin to secretly step through an attic door and time-travel back to 1912, at a castle they have been staying at in Central Europe. In the present, their father Chris has had an IT...



  • Caroline Hartley has a magic key. It has allowed she and her brother Martin to secretly step through an attic door and time-travel back to 1912, at a castle where they are staying with their father in Central Europe. One evening, whilst in 1912, th...




Frequently Asked Questions (FAQ)

D.J. Robinson has published 4 books.

D.J. Robinson does not have a new book coming out soon. The latest book, Caroline Hartley and the Great Adventure, was published in April 2019.

The first book by D.J. Robinson, Caroline Hartley and the Magic Key, was published in July 2015.

Yes. D.J. Robinson has 1 series.