Mathematics learning is more than just practising something over and over again, it is about revisiting concepts and ideas to understand them thoroughly and utilise them in new ways. The Mystone Education NCERT Companion Series is a set of Workbooks designed to provide additional practice to the users of the NCERT textbooks. The book adheres to the National Curriculum Framework (NCF) and follows the latest guidelines issued by the NCERT as well as CBSE. The main feature of the book is to provide high quality early childhood education. This series is student-centred and focus on activity-based approach to relate mathematical concepts to real-life situations. It also focus on discussion-based approach between children that will help them verbalise or express their thinking process. It gives us a great pleasure to bring out this book. An effort has been made to make it engaging and joyful for the children. The aim is to provide the children with a solid foundation in grasping the fundamentals of Mathematics, that will guide and motivate the young minds to get an everlasting understanding of the concept of mathematics. This workbook series has a lot of activities that are expected to be conducted within and outside the classroom, keeping in view the objective of experiential learning for the holistic development of a child. The book gives opportunities for children to draw pictures, and colour them emphasises Art Integration. The book of this series includes: