Anushka Indeewari Rathnayake is a Child educationist with 10 years of teaching experience. She is an old girl of Mahamaya Girls College Kandy and a Diploma holder in Early Childhood and  Primary   Education from Open university  Sri Lanka.  She has written these books taking into consideration the cognitive, intellectual,linguistic and mathematical concepts that should be developed during the early childhood. And also she has looked into the child’s abilities and inablilites during the respective age levels and arranged the activities included in these books to develop the child’s competencies step by step.