With sleep regression, just when your baby starts to develop a favorable pattern of sleep that's more predictable, everything changes. Your baby may be fussier and will refuse to sleep at nap time or ...

The English language has several terms for children between the ages of birth and 4 years, including "newborn," "infant," ...

Babies start off wildly dependent and grow very quickly in the first three years of life. Because they change so rapidly, this period comes with its own stages of parent/caregiver development too: The ...

The sensorimotor stage is the first of the four stages of Piaget’s theory of cognitive development. It is marked by a child’s knowledge that the outside world exists separately from themselves. Once ...