Join the Cryptokids as they apply basic mathematics to make and break secret codes. This book has many hands-on activities that have been tested in both classrooms and informal settings. Classic coding methods are discussed, such as Caesar, substitution, Vigenère, and multiplicative ciphers as well as the modern RSA. Math topics covered include: - Addition and Subtraction with, negative numbers, decimals, and percentages - Factorization - Modular Arithmetic - Exponentiation - Prime Numbers - Frequency Analysis. The accompanying workbook, The Cryptoclub Workbook: Using Mathematics to Make and Break Secret Codes provides students with problems related to each section to help them master the concepts introduced throughout the book. A PDF version of the workbook is available at no charge on the download tab, a printed workbook is available for $19.95 (K00701). The teacher manual can be requested from the publisher by contacting the Academic Sales Manager, Susie Carlisle

This workbook, which accompanies The Cryptoclub, provides students with problems related to each section to help them master the concepts introduced throughout the book. A PDF version is available at no charge. This file can be found under our Downloads and Updates tab. The teacher manual can be requested from the publisher by contacting the Academ

An introduction to the basic mathematical techniques involved in cryptanalysis.

A modern classic by an accomplished mathematician and best-selling author has been updated to encompass and explain the recent headline-making advances in the field in non-technical terms.

Fans of The Bad Guys and Catwad will love THE CRYPTID CLUB, a hilarious new four-book graphic novel series about an unlikely team of kid sleuths out to solve the mysteries behind the sudden spate of monster sightings around their school. Lily knows better than to listen to the gossip her little brother, Henry, has heard, but when her school newspaper needs a big headline, the rumor that Bigfoot has been spotted is the best lead she’s got. But when claw marks appear on the football equipment and excessive animal hair starts clogging-up the gym showers, Lily knows she can’t be afraid. This is her opportunity to break the story wide-open. But can Lily, Henry, and Oliver, the neighbor-kid they’re babysitting, discover what Bigfoot wants before it’s too late? Everything is not as it seems in this hilarious new graphic novel series debut by Emmy Award–winning writer for The Late Show with Stephen Colbert Michael Brumm and bestselling illustrator Jeff Mack.

Based on the wildly popular characters from Coolman Coffeedan, a colorful and charming collection of parables reminding us to face our fears, our anxieties, and our self-consciousness head-on. What do a naked cat, a sad turtle, an armless robot, and a sentient potato have in common? Quite a lot, actually! In this vibrant and heartfelt book, self-proclaimed bad animator Danny Casale delivers a much-needed jolt of positivity and humor to ease even the sourest of spirits. Fans of his Coolman Coffeedan accounts will recognize his simple and relatable illustrations, but the material is entirely new. Each chapter introduces a new friend and a new hardship, offering the perfect pick-me-up for whatever has you down. Tackling topics from loneliness and self-confidence to the perfect (ONLY) way to construct a bowl of cereal, this book will leave you feeling just fine. So don’t forget—no matter what you may be feeling on the inside, or what people may be saying on the outside, UR SPECIAL!

Provides young adults with a review of cryptography, its evolution over time, and its purpose throughout history from the era of Julius Caesar to the modern day.

Every couple wants a happy relationship and a meaningful career but how do we balance both? In Couples that Work, Professor Jennifer Petriglieri shifts away from the language of sacrifice and trade-offs and focuses on how couples can successfully tackle the challenges they will face throughout their lives--together. The book explores key questions like: - Can you and your partner have equally important careers or must you prioritise one over the other? - How can you juggle children or family commitments without sacrificing your work? - Does every decision require compromise or can you find solutions that benefit you both? Identifying common triggers and traps, and presenting engaging exercises to help you avoid and overcome them, this book will help every couple design their own unique way to combine love and work at every stage of their journey. 'Hugely insightful. All couples must read this now' Susan David, author of Emotional Agility 'Managing one career is hard enough; two often seems impossible. In this book, Jennifer shares what she's learned about how couples can not only survive but thrive' Adam Grant, author of Originals