Designed for the independent reader or for school projects, this book keys into the world of the microchip, revealing the facts about cyberspace, digital technology and multimedia. Trace the story of how early calculators and room-sized computing machines developed into the immensely powerful mini-computers of today. Discover how computer technology works, with examples from computer games, virtual reality, the Internet, e-mail and the World Wide Web. With the help of informative illustrations, clear text and specially selected screen shots, the science behind computer hardware and software is explained. Activities with popular software programs help you to use your own computer to the full, with many projects to do at home or at school. This book is packed with information needed to survive in today's high tech world.