Hello Mam, my kid is 3 year 4 months old still he don't know how to chew the food and so we have to grind rotis and make him eat. how should I make him learn how to chew?please help we are very much concerned about this.Also we have noticed that he is walking on his toes rather than on full feet how can we make him walk on feet any idea because initially he was walking on full feet now only he has started walking on toes