e-world is a carefully graded Computer Science series consisting of 3 books for classes 6 to 8. It extensively covers the syllabi for ICSE and Inter-State Board for Anglo-Indian Education. This series is written in a lucid and student-friendly style. Care has been taken to include information about the latest technological developments in the field of computers. Performing various tasks in Windows 7 and Microsoft Office 2010 has been taught in a step-wise and systematic manner. The programming concepts and fundamentals have been presented with numerous example codes and test runs, thereby making the books conducive for self-study. All the topics have been explained with suitable screenshots, figures, diagrams and tables, wherever appropriate. The new chapters on C++ and Java have been included in Book 8. With a variety of questions and chapter-end exercises, the books provide the necessary and required emphasis on the hands-on and practical aspects of the subject.