A Greyhound of a Girl -- Roddy Doyle Feisty Irish girl Mary O'Hara is 12 and is facing up to the imminent death of her grandma Emer in hospital.

Then Mary's life is turned upside down with the arrival of her great-grandmother, who actually died years ago.

Tansey persuades Mary to take Emer out of hospital and set off with her own mother Scarlett in a road trip.

The four generations explore the past in a story described as beautifully written, funny, poignant and bittersweet.

The Messenger Bird -- Ruth Eastham Code breakers of the Second World War are the heart of this mystery adventure by the offer of last year's hit the Memory Cage.

Nathan is the only person who can save his father, a Ministry of Defence worker, after his arrest for allegedly secrets.

Nathan follows a series of clues, the first a letter written by a female officer at Britain's Bletchley Park code-breaking base.

The Messenger Bird is aimed at teenagers and pre-teens.

The False Prince -- Jennifer A Nielsen Times are changing in the kingdom of Carthya -- the disappearance of the Royal family fuels talk of murder and revolution.

Sage isn't bothered about this, he's a homeless orphan living on the streets and constantly using his wits to find his next meal.

But Sage is soon thrown into the conspiracy -- he looks just like the young heir to the throne, and someone wants him to play the prince.

The False Prince, a retelling of The Prince and the Pauper, is being promoted as a young person's version of Game of Thrones.

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Rebel Heart -- Moira Young This adventure set in a post-apocalyptic future is the sequel to Blood Red Road, at the Costa Children's Book Award.

Saba has rescued her kidnapped brother, defeated the deadly Tonton and earned the title Angel of Death.

But there is a ruthless enemy searching for her across the Dustlands -- and she faces danger, betrayal and passion.