Goodnight Mister Tom by Michelle Magorian
Winner of the Guardian Children's Fiction Award
The story of young Willie Beech, evacuated to the country as Britain stands on the brink of the Second World War.
A sad, deprived child, he slowly begins to flourish under the care of old Tom Oakley - but his new-found happiness is shattered by a summons from his mother back in London.
As time goes by Tom begins to worry when Willie doesn't answer his letters, so he goes to London to find him, and there makes a terrible discovery.
Also by Michelle Magorian:
Back Home; Waiting for my Shorts to Dry; Who's Going to take Care of Me?; Orange Paw Marks; A Little Love Song; In Deep Water; Jump; A Cuckoo in the Nest; A Spoonful of Jam; Be Yourself; Just Henry