A height of 96cm at three and a half years old is normal. Every child’s height varies differently, with individual variability, and is not a uniform growth process. Children’s height and weight are related to fetal development, acquired nutritional status, genetic factors, and the presence or absence of related diseases. Three and a half years old height of 96cm is within the normal range, usually pay attention to a reasonable diet, eat more fresh vegetables and fruits, do not picky food and partiality, appropriate outdoor exercise, more sunshine, adequate sleep and good mood, all of these will help the growth of height. Regular visits to the Child Health Unit are recommended to assess your child’s growth and development, so that your specialist can give you appropriate guidance.