Watching a 2-year-old or 3-year-old toddling around is one of the most precious, memorable, and happy moments in any parents' life. It is a pleasure to see a kid progressing with physical and mental growth. Proper overall growth needs both attention and information about lifestyle, diet, and health. Let's start to enhance knowledge with a tiny step of knowing about the ideal height, weight, water, and nutritional requirement for a toddler who is 1- to 3-year-old.