Time-travel story featuring a computer virus called Professor CD Rom, who demonstrates language points using songs and animation.
The children go to the quarry at night and discover Grainger's secret.
DetailsTime-travelling story. The evacuees are finding it hard to settle down, and Mary earns her keep as a maid. In the present, Starkey explains rationing.
DetailsThis time-travelling story features a computer virus called Professor CD Rom, who demonstrates various language points using songs and animation.
DetailsA time-travelling story. Polly thinks Grainger wants to drive them off the farm, but Norman reckons he's a spy.
DetailsTime-travel story. Belling claims she is a government photographer but the children are convinced she is a spy.
DetailsTime-travel story. Norman sees Grainger giving Belling a package. Mary searches Westbourne Hall for evidence that Grainger is a spy.
DetailsThe children are responsible for the capture of the German pilot. Mary follows Grainger, determined to find out what he is planning.
DetailsTime-travel story. Polly and Dennis meet Mary at Westbourne Hall. They encounter Vivienne Belling, who resembles the spy on the poster.
DetailsThe children discover a tunnel leading from an abandoned quarry to Westbourne Hall. Grainger catches the boys, but they are rescued by Luigi.
DetailsA time-travelling story set in the Second World War and the present. An Italian POW arrives to help on the farm. Starkey looks at some wartime posters.
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