From the legendary Terry Pratchett, the author of Discworld, the third instalment in the Johnny Maxwell Trilogy

THIS TIME . . . IT'S WAR.

Johnny Maxwell is just an ordinary boy, walking through an ordinary alley . . . until he stumbles across a shopping trolley that can travel back in time.

And when Jonny and friends find themselves in 1941, in the middle of the Second World War, they know that on this day German bombs will fall on their hometown.

What if Johnny and his friends could stop it? And what if tampering with history had disastrous consequences . . .

The third book in the Johnny Maxwell trilogy.