Toddlers can swing between extremes, such as smiling or laughing, followed by screaming or crying.

18- to 24-month olds are able to begin pedaling a low-riding cycle.

The cooing period of language development is directly followed by this period of speech.

Toddlers from 24 to 30 months might get frustrated, become more demanding, and require assistance for things they already know how to do.

Infants from 8 to 12 months use combinations of sounds, babbling, and words to converse with themselves and others. This is the beginning of

Infants in the 8- to 12-month-old range are mobile.

__________ Infants who are placed _________ tend to have lower incidences of SUIDS-related deaths.

As problem solvers, toddlers now move beyond trial and error to mental manipulation of ideas and physical manipulation of objects.

The Three As, developed by L. Douville-Watson, are short for

What physical accommodations are needed for optimal development of gross motor skills?