This is one of a series of children's books in which the main characters, Jessica and Matthew, are taken back in time by the power of a magic doll called Miranda.
For their latest adventure, they are taken, by their mother, on an exciting trip to the Jorvik centre, in York,
With their mum. They find themselves in some trouble when they are whisked back to the time of the Vikings.
They join a Viking trader and his friends on a fantastic journey to Norway.
The children end up explaining all about England, returning there later with the trader and his family.
After an unexpected meeting with King Mop Head and a challenge with a Warrior King, they get home just in time to return to Wigan with their mother.
This book is one of a series which has been written to give children an interest in history in a pleasant and fun way.