They then start moving and touching objects. When they are around 18 months they start exploring objects by putting them in their mouth. This is called mouthing. They also explore objects by putting them in their hands. For example they like exploring their environment, banging two objects to find out what sound it makes and exploring all different types
They then start moving and touching objects. When they are around 18 months they start exploring objects by putting them in their mouth. This is called mouthing. They also explore objects by putting them in their hands. For example they like exploring their environment, banging two objects to find out what sound it makes and exploring all different types