<span>In the infant and then in the baby, brain growth is not over, it needs space to grow over months. These cartilaginous spaces allow the brain to take on the full scale it needs.
The ossification of fontanelles varies from one child to another. Indeed, the volume of the skull reaches its adult size between 18 months and 3 years. <span>It is at this age that the bones will gradually weld, which will lead to the disappearance of fontanelles.</span></span>
Psychologists use a systematic method in research in order to eliminate subjectivity and allow for consistency across studies. This is to ensure that data is tested and recorded in the most objective way possible as well as ensure that psychologists are defining and measuring psychological concepts and behaviors in the same way.
If the mother is vegan and breastfeeding, the baby will need vitamin B-12 supplements.
