This is the seventh in the 'Martha' series of exciting time travel adventures. In this episode, Martha puts on the Magic Ring, goes back to 1916 to take part in the tragic Battle of the Somme; saves a mysterious boy from a dreadful fate; meets her own great grandfather; and makes a surprising new friend. All proceeds from the 'Martha' books go to The Great Ormond Street Hospital for Children.
This is the seventh in the 'Martha' series of exciting time travel adventures. In this episode, Martha puts on the Magic Ring, goes back to 1916 to ta...
