What types of language do infants vocalize during the prelinguistic stage?

One perfect toy for a toddler from 12 to 18 months is a

According to Piaget’s theory of cognitive development, the first four months of life are part of the _____ stage.

Toddlers solve problems on a(n)

Children construct their knowledge of the world through

A newborn baby focuses best on objects at which distance?

If an object is taken away from an infant between four and eight months, the infant will​

Most infants develop the gross motor skill to roll from back to stomach​

The best kinds of toys are those that can be used in several ways and are considered open-ended.

Infants are born with the ability to ________ and ________.