Murderous Maths: All Shapes and Sizes by Kjartan Poskitt

Murderous Maths: All Shapes and Sizes is full of facts, tricks and tips to help children discover why shapes are super and measurements are magic! Updated for the relaunch of the primary national
curriculum in autumn 2014, children can learn all about tricky triangles, vicious circles, spangled angles and much more with simple explanations and hilarious characters to guide them through.