Play Math’s 4 course in Mathematic is the course book series provided by Vikalp India. This is specially designed for students of four grade, having age group 9 years. This course series provide complete foundation in the study of mathematics during the early foundational learning. After having a hand on apparatus, children apply their concepts in course book for understanding and intelligence application. After introduction to Complex number and spatial understanding, terms like equivalent fractions ,area and perimeter are introduced.The syllabus or content prescribed in the book is specially designed keeping in view the NCF guidelines 2005 for Primary Mathematics.