The Computer Studies textbook series has been written considering the rapid growth of Information and Technology in and around the World. The series from Class I to Class V has been prepared keeping in mind the learning capacity of the child. It has been upgraded with Window 10 and MS-Office 2016. The salient features of Computer Studies textbook series for Classes I and II are: The series has been written in a lucid language with plenty of pictures, Windows based screenshots, diagrams and illustration along with adequate exercises. It has been prepared in a graded form to introduce the fundamentals concepts to children first and then gradually build-up the knowledge of various concepts. Each chapter contains a variety of questions. 'Knowledge Corner' gives an additional information about the concepts. 'Activity' reinforces the concepts learnt in the chapter. 'Chapter at a Glance' helps in summarizing the chapter.