Book excerpt: MURDEROUS MATHS: The Secrets of Sumsis full of facts, tricks and tips to help children discover why numbers are nifty and arithmetic is amazing. With a fabulous brand-new cover design for 2019 and simple explanations and hilarious characters to guide them through, children can: tackle the terrible times table master diabolical division conquer fractions - and much more! Illustrated by Daniel Postgate and presented in a bold, funky and accessible way so children can find out why maths is marvellous, a new generation of Kjartan Poskitt fans will be able to discover the world of MURDEROUS MATHS. Get ready to be amazed!