| Age | Problem Solving | Communication | Social/Emotional | Self-Help | Physical |
| Birth - 3 months | -Follow a toy with his/her eyes -Looks toward sounds |
-Makes sounds and coos -Has different cries to tell you when they are hungry or soiled |
-Looks at your face and smiles -Stops crying when held or talked to -Enjoys being touched or held close |
-Looks toward lights and bright colors -Gets excited to be fed |
-Puts hand/toys to mouth -Holds up head for a few seconds -Brings his/her hands together at the middle of his/her body |
| 3 - 6 months | -Looks at their hands -Plays with rattles by shaking or feeling them -Looks for a dropped toy |
-Looks when you use a firm voice or say “NO” -Imitates cooing sounds |
-Smiles, cries, babbles and makes other noises to get your attention | -Eats stage 1 or pureed baby food -Helps to hold bottle during feedings -Stays entertained with a toy for 15 or more seconds |
-Reaches to grab a toy -Holds their head up when you hold him/her -Holds a toy for several seconds to play with it |
| 6 - 9 months | -Plays simple game of peek -a boo, clapping hands or “so big!” -Touches your hand to restart a game -Uncovers a toy that is hidden |
-Looks when you call his/her name -Makes a variety of sounds that includes vowels/ consonants (mama, dada) -Imitates your actions and facial expression |
-Looks at themselves in the mirror -Enjoys listening to you sing or talk to them -Responds differently to unfamiliar people |
-Eats stage 1 or 2 baby food without gagging -Reaches or moves to toys the want -Feeds themselves a cracker or cookie |
-Rolls from their stomach to their back -Sits independently for several seconds -Moves a toy from one hand to the other -Picks up small objects |
| 9 - 12 months | -Touches a toy to make it move or make noise -Plays with toys in other ways such as banging two together or pushing along the floor -Looks at pictures in a book |
-Says “mama” and “dada” meaningfully -Looks for their cup or shoes when saying “cup” or “shoes” -Tries to imitate sounds and words you say to him/her |
-Likes to cuddle, hug and give kisses -Shows a reluctance or fear of strangers |
-Uses their fingers to eat some foods -Cooperates with dressing and helps to push arms and legs through -Plays for up to 10 minutes with toys independently |
-Puts objects into a cup or container -Pulls to stand on furniture or while holding your hands -Turns pages in a cardboard book - Crawls to get around |
| 12 - 15 months | -Dumps objects out of a container and puts them back in -Puts a circle in a puzzle or peg in a hole -Takes a lid off of a box to find a toy or object |
-Points to a few body parts -Says at least 3 words other than mama and dada -Tries to repeat words -Understands phrases such as “no -no” and “all gone” |
-Plays ball by rolling it or throwing it back and forth -Likes to be in sight and hearing familiar adults -Lets you know their likes and dislikes |
-Uses their fingers to feed themselves -Begins to use a spoon -Holds sippy cup or bottle on their own |
-Walks alone for several steps -Stoops or squats to pick up toys and objects -Stacks two blocks -Scribbles on paper with crayon |
| 15 - 18 months | -Pushes buttons to start a toy or turn on/off the TV -Explores toys in different ways such as banging, throwing, etc. |
-Says at least 10 words -Points, uses gestures, and makes sounds to let you know what they want -Points to familiar pictures in a book that you have named |
-Copies adult activities such as doing housework -Begins to show affection with hugs and kisses -Likes to be around other children |
-Feeds themselves with a spoon but with some mess -Cooperates with dressing and undressing |
-Climbs onto and off of furniture -Carries a large toy while walking -Drops objects into small containers -Builds a tower of 3 or 4 blocks |
| 18 - 24 months | -Tries to do simple puzzles -Enjoys nursery rhymes and simple songs -Recognizes self and family members in photos |
-Says 2 to 3 words together -Names the pictures in a book of familiar objects -Understands simple questions and directions -Points to body parts when asked |
-Plays while sitting next to another child when they each have their own toys -Defends their own possessions and expresses ownership -Shows a wide variety of |
-Feeds themselves with a spoon or fork -Takes off loose clothing such as a jacket or shorts -Understands what objects can be eaten or not eaten |
-Walks up and down steps while holding onto something -Kicks and throws a ball -Uses their thumb and index finger to pick up small items |
| 24 - 32 months | - Matches assorted simple shapes or colors -Pretend plays such as feeding a baby or crashing cars -Understands the concept of “one” -Finds the right tool or object to use for a certain task or activity |
Asks questions like “what’s that” -Tells you their first name -Puts two words together -Tries to get your attention with words -Places a toy or object in the right place when you tell them to put it “in”, “on”, or “under” |
-Shares toys with others while playing -Helps clean up their toys -Uses words instead of hitting or crying to indicate anger, hunger, or being upset |
-Puts on some clothing without any help -Plays alone in one room for short periods of time while you are in another room -Sits on the potty for a few minutes or is curious about the potty |
-Stands on one foot for a second without holding onto support -Runs up to 20 feet without falling -Jumps forward with both feet together -Opens doors by turning the knob or pushing the door handle |
| 32 - 36 months | -Completes 3 or 4 piece puzzles -Understands the difference between big and little -Holds up their fingers to tell you their age. |
Uses two -three word phrases consistently -Talks while playing with toys -Follows complex directions -Likes to listen to and understands a short story |
-Takes turns playing simple games -Shows sympathy towards others when they are upset -Says “no” or throws a temper tantrum when things don’t go their way -Participates in group play |
-Listens and pays attention to a story while in a small group -Puts on their own jacket -Understands danger such as running into a street that is not safe |
-Walks up and down stairs without help -Copies a circle -Climbs a ladder of a slide and slides down |