Uma and the Answer to Absolutely Everything by Sam Copeland, illustrated by Sarah Horne
Puffin £6.99, age 7-10

Although some elements of this story are not new — a girl who has lost her mother, a gang of bullies, a villain who wants to take over the world — the treatment is fresh and funny. Ten-year-old Uma Gnudersonn lives with her silent father in the village of Tylney-on-Sea, which is not by the sea