Learn the history and basics of cryptocurrency and blockchains: There’s a lot of information on cryptocurrency and blockchains out there. But, for the uninitiated, most of this information can be indecipherable. The Basics of Bitcoins and Blockchains aims to provide an accessible guide to this new currency and the revolutionary technology that powers it. Bitcoin, Ethereum, and other crypto…
After its publication in 2010, Help Your Kids with Math quickly climbed to the top of DK's bestseller charts. Families were hungry for meaningful math help-not Internet searches and hours of family frustration. The simple, visual approach of Help Your Kids with Math was exactly what parents needed to understand and explain the concepts children use most in grades 3 through 6. Covering everythin…
Over 60 profiles of inspiring women-featuring incredible photos. Discover the lives and stories of amazing women who shaped the modern world, from mathematicians and doctors to aviators, authors and code-breakers.
An informative introduction to the world of money, covering everything from bank accounts, earning and borrowing to government spending, taxes and inflation. With bright, infographic pictures, a detailed glossary and links to specially selected websites where you can visit a virtual bank, see money from around the world and more.
Collins Cambridge IGCSE® PE is the only published course to offer comprehensive coverage of the Cambridge IGCSE® PE syllabus. Consisting of a clear, colourful Student Book, a supportive Teacher’s Guide and a digital component for reinforcement of key syllabus topics, the course enables students to deepen their understanding and build confidence. Using the Student Book enables learners to•…
SC Cilandak ( Abu-abu / Bridging Early ) Chris Taylor and his friends are sent on an unexpected school field trip to a remote tropical island--only to find their new monstrous friends waiting for them. Once again, they need the boys' help: A new evil is on the rise. And it's a frightening sea monster made entirely out of dead skin. Will the boys be able to help defeat such a monster?
There's a war being waged on the web. On one side are the crooks, terrorists, and spies who use the Internet for illegal activities. On the other side are the cops, computer geniuses, and counterspies who want to bring them down. How is this war fought? And who's winning it?
SC Cilandak ( Abu-abu / Bridging Early ) When Chris Taylor discovers that the residents of the retirement home where he volunteers are secretly monsters--and have stolen what appears to be his life essence--he leaves to recruit his friends to help him get it back. But once they return to the retirement home, the boys find themselves at the center of a vomit-inducing war against some of the g…