Stages of growth and development of each child varies according to age. When a child is two years old, his brain has formed countless neural connections. This helped him to understand what, how and why his little world was like that. Two-year-olds can begin to understand the concepts 'inside', 'outside', 'there', 'far', 'close', 'below', or 'where'. Parents can see their new abilities in terms of understanding space. For example, children can begin to understand and follow the instructions to take the ball in the basket. Child Growth 2 Years Here are some general two-year-old child growth and development: Physical growth It covers the growth of the first 16 teeth, but the actual number can vary greatly. Physical growth also includes weight gain, height, and head circumference. Ideally, a two-year-old child's weight ranges from 10-13 kilograms with a child's height reaching a range of 84-89 cm. Sensory and cogn...