E-world is an endeavour to prepare the future generation to meet the challenges of an ever-advancing society and a dynamically changing environment. The series aims to ensure that children are equipped with a repertoire of technical Skills and a positive attitude to become responsible citizens in a globally competitive society. The content in this series has been planned and organised in a systematic manner as per the guidelines of the curriculum. It is ensured that learning is a joyful experience for all learners and they can understand not only what they learn, but also how this learning is relevant in their lives. The series uses interface of Windows 10 to explain the concepts. With the aim to active app. Active app is a web-based learning solution which provides amalgamation of traditional teaching approach with digital exposure giving experiential learning journey to students.