Oscar Plotter: Codebreaker
WALKER, CAROLINE / Rambaldi, Max![Oscar Plotter: Codebreaker](https://support.digitalhusky.com/media/annotations/sorted/376/37693410/CHSBZCOP0337693410.jpg)
Oscar loves computer games and coding , but when his mum drags him around a draughty castle he might be in for the adventure of his life. After finding a secret door, Oscar steps back in time to medieval times and soon finds himself in the middle of a plot to kill the king. Can Oscar use his codebreaking skills to stop the plot and return home?