Happy Child High School is a recognized private co-educational institution affiliated to Secondary Board of Assam(SEBA). It was established by Mrs. Nirmal Aggarwal in 13th Jan, 1980, motivated and inspired by concepts of catering to needs of all round development of students. Thus was born the concept of Happy Child High School. 34 years back, Smt. Aggarwal started her career as Headmistress of Tarun Ram Phukan School, Ghy. After a brief stint if 27 years she joined Shishu Niketan, Ghy on 31st Aug, 1964. She moulded the school from its infancy and shaped it at school par excellence by its own right. During her tenure as the Headmistress of Shishu Niketan, she had a strong inclination to start her own school and usher the holistic development to the students of the society. Thus she thought, decided and conquered the dream that she had in her mind. In this noble venture of hers special mention can be made of her husband Shri M.P Aggarwal and children who stood by her through thick and thin and extended their whole hearted support and encouragement.