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Developmental Milestones 

 Developmental Milestones: A Guide for Parents

The years from birth to five are often referred to as the "formative" years, meaning that many of the unique aspects of each person are formed during those years. This section suggests some (but not all) milestones which you may observe in your child's development. Remember that development for each child is individual in terms of speed of progress, strengths, etc.

 Between Birth and 1 Year, Progress Usually Includes:

Physical Growth and Development  
creeping forward or backward
sitting up by self when put down on the floor
beginning to stand while holding on to support, and pulling self to a standing position
looking directly at an item within twelve inches, and following its movement with the eyes
reaching for and grasping small objects
able to pass items from one hand to the other
 
 
Social Growth 
 
vocalizing to get attention
smiling at a familiar adult
laughing out loud
starting to bite food, eat mashed table foods with a spoon when helped, and drinking from a cup when helped
initiating social game playing
showing a preference for one or more toys
 
 
 
Cognitive Growth 
 
reacting to own mirror image
playing patty-cake and peek-a-boo
attending briefly to pictures when they are being named
offering an object in response to "give it to me"
exploring visually and physically (putting small objects "in" and "out", shaking, mouthing or dropping a toy)
imitating some simple gestures and actions 
 
 
Speech and Language Development  
experimenting with sounds (ga-ga, oooh, etc.) and using front consonant sounds when babbling (b, p, m)
using "mama" or "dada" and at least two other words
showing understanding and maybe using "no"
trying to imitate sounds and facial expressions
using loud and soft voice
responding to own name
using some simple gestures to communicate 
 

 Between 2 and 3 Years, Progress Usually Includes:

Physical Growth and Development  
climbing up and down stairs, two feet per step
threading large beads, unscrewing lids
climbing on small playground equipment
imitating a vertical stroke on paper with pencil
standing on one foot with help
pushing with feet on a riding toy 
 
 
Social Growth  
dressing and undressing self more independently
paying attention to stories for up to 10 minutes
beginning to join in play with a peer
seeking parental approval for his/her projects and successes
separating from the parent with little anxiety
toileting skills almost completely accomplished
beginning to take turns with an adult
 
 
Cognitive Growth  

participating in more frequent and more complex pretend play
knowing "boy" and "girl"
making simple drawings and telling about them
understanding concept of "one" + "two"
matching objects by colors
completing individual piece puzzles
 
 
Speech and Language Development  
talking in 2-3 word sentences
following 1 step directions
beginning to use pronouns (I, me, you, my)
beginning to understand a few prepositions such as "in," "on," etc.
understanding "who" and "where" questions
speech should be understood by parents most of the time
beginning to use some plurals

 Between 4 and 5 Years, Progress Usually Includes:

Physical Growth and Development  
learning to print first name
holding crayon and using fingers
walking along a low balance beam
being able to kick a ball at a specified target
bouncing and catching a large ball under control
cutting with scissors and following a line
galloping
 
 
Social Growth 
 
using a table knife to spread
learning own name, address, and phone number
dressing and undressing with ease, including buttoning, zipping, snapping and tying
attending and participating in a ten minute group
playing group games involving taking turns and rules
playing cooperatively with peers
 
 
Cognitive Growth  
knowing most primary colors
counting up to ten
understanding time concepts more clearly (today, yesterday, morning, afternoon)
drawing several recognizeable pictures
identifying some letters and numbers
using a different approach when unsuccessful with a task
 
 
Speech and Language Development  
using correct grammar often
being able to retell a short story in his/her own words
answering "who", "when", "where", "how", and "why" questions
following 2 and 3 step directions most of the time
able to have a short give and take conversation
may continue to have speech errors involving r, s, z, sh, ch, the, l, and consonant blends

 Between 5 and 6 Years, Progress Usually Includes:

Physical Growth and Development  
cutting out shapes accurately
beginning to jump rope while others are turning
riding a two-wheeled bicycle with training wheels
beginning to skip
recognizing and printing most letters and numbers
 
 
Social Growth  
attending and contributing in a 20-minute group
Understanding and following rules 
looking both ways, and recognizing when it is safe to cross streets
playing cooperatively with peers, including planning and carrying out activities
showing sensitivity to others' feelings and responses
understanding that it is unsafe to accept items from strangers
 
 
 
Cognitive Growth  
showing an understanding of first, middle, and last
putting together interlocking puzzles easily
retelling stories in accurate detail
understanding of opposites
counting objects up to 20
 
 
Speech and Language Development  
knowing most prepositions (in, on, under, over, beside, between, etc.)
talking in long sentences with speech that is easy to understand
may still have some difficulty pronouncing r, l, th, s, z and consonant blends
maintaining the topic in conversations
understanding rhyming and identifying same letter sounds 

 Between 1 and 2 Years, Progress Usually Includes:

Physical Growth and Development  
walking and running, though may fall frequently
using two hands together to hold and play with toys
kicking a large ball forward
jumping on both feet
beginning to walk up and down stairs one step at a time while holding on to a hand
throwing a ball
 
 
Social Growth  
interacting with peers in a physical manner by touching, pushing, giving or taking a toy
wanting to do as much as she/he can alone
exhibiting strong reactions, sometimes negative, especially if she/he does not get own way
following simple directions
beginning to cooperate with toilet training
beginning to help dress self
enjoying active play (assisting in household chores, using toys designed to push, pull, dump, ride)
 
 
Cognitive Growth  
being able to match like shapes (e.g., circle, square)
pointing to a few named body parts
making a few marks on paper with pencil or crayon
beginning to be able to find named items in a picture
beginning very simple pretend play
turning pages of books
repeatedly practicing simple skills to develop mastery
imitating adults or others in play 
 
 
 
Speech and Language Development  
combining two words to make a phrase
beginning to use verbs, some descriptive words
enjoying listening to nursery rhymes
pointing to a desired object, accompanied by a vocalization and eye contact
using "yes" and "no" to answer simple questions
vocabulary grows to include about 100 words by age 2

 Between 3 and 4 Years, Progress Usually Includes:

Physical Growth and Development  
being able to hop on two feet and broad jump a short distance
pushing and steering a tricycle
learning to cut with primary scissors
being able to build an eight-block tower
drawing a circle and copying some letters
catching a bounced ball
 
 
Social Growth  
performing some simple tasks (e.g., putting away his/her own toys)
role playing with dress up clothes
playing independently
being able to give and take when playing with a peer
beginning to engage in pretend play with peers
 
 
Cognitive Growth  
naming three primary colors (e.g., yellow, red, blue, or green)
pointing to and counting four items
naming ten body parts
understanding simple concepts (big-little, longer of two items, etc.)
knowing familiar shapes (circle, square, triangle)
categorizing similar things into groups
drawing pictures with 2-4 parts
using imaginary objects to represent real objects during play
 
 
Speech and Language Development  
asking questions about activities
talking with three- to five-word sentences much of the time
telling properties of items (e.g., hot, cold, heavy, light)
using "please" and "thank you"
understanding feeling words such as mad, happy, scared
answering "when" questions
able to follow 2-step directions consistently
speech is usually able to be understood, although child may have several speech sound errors such as k, g, z, s, r, l, th, ch, sh and consonant blends