During the first year of a child's life the most evident thing is physical growth. The baby's weight doubles in six months and triples in a year. During the growth period, not only weight and height increase, but also the head and chest, causing the development of the heart, brain, lungs and numerous organs used for survival. The baby's bones begin to harden as does the skull. By the end of the baby's second year, his brain has grown to 75 percent of its adult weight. The growth and size of the baby also depends on the nutritional diet of the mother during pregnancy and throughout her life, if during pregnancy the mother did not follow a nutritional diet, the baby may subsequently have growth difficulties and even her ability to understand and process things, if the baby is overfed in the first year or two years this may cause obesity in later years, now if the baby is given a good nutritional balance of food this should increase the growth and size of the baby. There are three types of motor development such as Gross motion...