For readers traumatised by triangles and anxious about angles, the next in the unchallenged Murderous Maths series, The Fiendish Angletron unveils the tools to solve even the most testing of trigonomogeometric tasks. Here to help are some strangely familiar superheroes Supersin, Cosgirl and Tandog. Using a host of hilarious characters, Kjartan Poskitt presents all the tricks, tips and shortcuts to maths they don't teach at school.

Criminal mastermind and evil genius Professor Fiendish has finally achieved his ultimate goal-a Murderous Maths book all to himself. and in a desperate attempt to warp the brains of readers everywhere he has filled it with utterly diabolical puzzles. Dare you face the challenge of... *the terrible writhing tongue tank of Fastbuck? *breadsticks at dawn with the gangsters? *the ultimate horror of the bottom of Fiendish's fridge? Pit your wits against everyone's favourite arch-enemy and see if you can solve the evil Professor's brain benders. Can you survive the Megavolt Vaults, the Darts of Doom or a game of Pass the Poison? Remember, it's not called Murderous Maths for nothing.

Using a host of hilarious characters, Kjartan Poskitt presents all the tricks, tips and shortcuts to statistics they don't teach at school. Readers will find out how fractions can save them from the toxic mutant fish of Fastbuck, what makes Pongo McWhiffy a mathematical freak, and travel to Planet Mean to discover how averages can be absolutely revolting. Guarantee: this book contains absolutely no sums!

Is maths making you miserable? Are you scared of squares and perplexed by primes? Do numbers leave you...non-plussed? Then it's time to be utterly amazed, as you're whisked off to infinity and back with Numbers: The Key to the Universe. Find out how you could win a million dollars and become famous for ever (twice), discover the key to the evil Professor's Fiendish Number Chain, and travel to a distant planet for the biggest gig in all eternity. Meanwhile, things get ugly when the gangsters meet the unlucky number 13. Guarantee: This book contains no nasty exercises and no boring sums!

Does probability make you panic? Do you ever feel you don't fancy your chances? This title will show you why coins have no memory, and whether Urgum the Axeman is likely to lose his head and join Riverboat Lil and Brett Shuffler in a mathematical tangle with swamp snakes.

The Most Epic Book of Maths EVER (formerly The Murderous Maths of Everything) is one big book with (nearly) all the answers to everything in maths EVER. Readers can join the cast of crazy characters on a tour of the Murderous Maths building to discover the darkest and deadliest mathematical secrets, including: a sure-fire way how to make birthdays last twice as long, how the number 1 starts fights, how triangles lead to murder, and much more. Maths has never been so much fun!

Murderous Maths: The Brain-Bending Basics is full of facts, tricks and tips to give children a roller-coaster overview into the world of murderous maths. Updated for the relaunch of the primary national curriculum in autumn 2014, children can learn to become mathematical masters with simple explanations and hilarious characters.