Books with author Kjartan Poskitt

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.

Did you ever want to send a message that only your friend can read? Or did you want to try and uncover a secret communication from someone else? If so, then here's everything you need to know about creating and cracking codes—from the simplest substitution messages to the secrets of the well-known World War II coding contraption, the amazing Enigma Machine!The book includes information about:Substitution codesScrambling codesCodes containing unrecognizable symbolsOther message systems such as Morse code and flagsAnd how to make your own Enigma machine!You’ll be thrilled as this amusing book takes you on a codebreaking adventure, learning ways to decode both simple and difficult puzzles, as well as provides you with a history on the cryptology. Filled with tips and enjoyable illustrations by Ian Baker, Codes will have you sending secret messages in no time.

A mysterious bell tolls at night and a glowing face is seen in a distant window—is Odd Street School haunted? The irresistible Agatha Parrott and her gang of friends are determined to help their teachers find out. Add in a turtle named Tony, a strangely smelly snack food, and the pranks of one Gwendoline Tutt, and things at Odd Street School are about to get even odder than usual. Fans of Judy Moody and Clementine will relish the energy and exuberance of Agatha Parrot—creator of clever plans, ghost catcher, and loyal friend!