Link: CDC Milestone Checklist

Social and Emotional

• Is shy or nervous with strangers

• Cries when mom or dad leaves

• Has favorite things and people

• Shows fear in some situations

• Hands you a book when they want to hear a story

• Repeats sounds or actions to get attention

• Puts out arm or leg to help with dressing

• Plays games such as "peek-a-boo" and "pat-a-cake"

Language/Communication

• Responds to simple spoken requests

• Uses simple gestures, like shaking head "no" or waving "bye-bye"

• Makes sounds with changes in tone (sounds more like speech)

• Says "mam" and "dada" and exclamations like "uh-oh!"

• Tries to say words you say

Cognitive (learning, thinking, problem solving)

• Explores things in different ways, like shaking, banging, throwing

• Finds hidden things easily

• Looks at the right picture or thing when it's named

• Copies gestures

• Starts to use things correctly; for example, drinks from a cup, brushes hair

• Bangs two things together

• Puts things in a container, takes things out

• Lets things go without help

• Pokes with index finger

• Follows simple directions like "pick up the toy"

Movement/Physical Development

• Gets to a sitting position without help

• Pulls up to stand, walks holding on to furniture

• May take a few steps without holding on

• May stand alone

Act early by talking to your child's doctor if your child:

• Doesn't crawl

• Can't stand when supported

• Doesn't search for things that they sees you hide

• Doesn't say single words like "mama" or "dada"

• Doesn't learn gestures like waving or shaking head

• Doesn't point to things

• Loses skills they once had

Articles

• AAP: Cognitive Development 1 Year Old

• AAP: Emotional Development 1 Year Old

• AAP: Hand and Finger Skills 1 Year Old

• AAP: How to Share Books with Your 12 to 14 Month Old

• AAP: Language Development 1 Year Olds

• AAP: Social Development 1 Years Old

• AAP: Tips for Grandparents of a 1 Year Old

Link: CDC Milestone Checklist

Social and Emotional

• Likes to hand things to others as play

• May have temper tantrums

• May be afraid of strangers

• Shows affection to familiar people

• Plays simple pretend, such as feeding a doll

• May cling to caregivers in new situations

• Points to show others something interesting

• Explores alone but with parent close by

Language/Communication

• Says several single words

• Says and shakes head "no"

• Points to show someone what they want

Cognitive (learning, thinking, problem-solving)

• Knows what ordinary things are for; for example, telephone, brush, spoon

• Points to get the attention of others

• Shows interest in a doll or stuffed animal by pretending to feed

• Points to one body part

• Scribbles own art

• Can follow 1-step verbal commands without any gestures; for example, sits when you say "sit down"

Movement/Physical Development

• Walks alone

• May walk up steps and run

• Pulls toys while walking

• Can help undress themselves

• Drinks from a cup

• Eats with a spoon

Act early by talking to your child's doctor if your child:

• Doesn't point to show things to others

• Can't walk

• Doesn't copy others

• Doesn't gain new words

• Doesn't have at least 6 words

• Doesn't notice or mind when a caregiver leaves or returns

• Loses skill they once had

Link: CDC Milestone Checklist

Social and Emotional

• Copies others, especially adults and older children

• Gets excited when with other children

• Shows more and more independence

• Shows defiant behavior (doing what they have been told not to)

• Plays mainly beside other children, but is beginning to include other children, such as in chase games

Language/Communication

• Points to things or pictures when they are named

• Knows names of familiar people and body parts

• Says sentences with 2 to 4 words

• Follows simple instructions

• Repeats words overheard in conversation

• Points to things in a book

Cognitive (learning, thinking, problem-solving)

• Finds things even when hidden under two or three covers

• Begins to sort shapes and colors

• Completes sentences and rhymes in familiar books

• Plays simple make-believe games

• Builds towers of 4 or more blocks

• Might use one hand more than the other

• Follows two-step instructions such as "pick up your shoes and put them in the closet"

• Names items in a picture book such as cat, bird, or dog

Movement

• Stands on tiptoe

• Kicks a ball

• Begins to run

• Climbs onto and down from furniture without help

• Walks up and down stairs holding on

• Throws ball overhand

• Makes or copies straight lines and circles

Act early by talking to your child's doctor if your child:

• Doesn't use 2-word phrases (for example, "drink milk")

• Doesn't know what to do with common things, like a brush, phone, fork, or spoon

• Doesn't copy actions and words

• Doesn't follow simple instructions

• Doesn't walk steadily

• Loses skills they once had

Articles

• AAP: Language Development 2 Year Olds

• AAP: Social Development 2 Year Olds

• AAP: Tips for Grandparents of a 2 Year Old

• AAP: How to Share Books with Your 18 to 23 Month Old

• AAP: Hand and Finger Skills 2 Year Olds

• AAP: Emotional Development 2 Year Olds

• AAP: Cognitive Development 2 Year Old

Link: CDC Milestone Checklist

Social and Emotional

• Copies adults and friends

• Shows affection for friends without prompting

• Takes turns in games

• Shows concern for crying friend

• Understands the idea of "mine" and "his" or "hers"

• Shows a wide range of emotions

• Separates easily from mom and dad

• May get upset with major changes in routine

• Dresses and undresses self

Language/Communication

• Follows instructions with 2 or 3 steps

• Can name most familiar things

• Understands words like "in", "on", and "under"

• Says first name, age, and sex

• Names a friends

• Says words like "I", "me", "we", and "you" and some plurals (cars, dogs, cats)

• Talks well enough for strangers to understand most of the time

• Carries on a conversation using 2 to 3 sentences

Cognitive (learning, thinking, problem-solving)

• Can work toys with buttons, levers, and moving parts

• Plays make-believe with dolls, animals, and people

• Does puzzles with 3 or 4 pieces

• Understands what "two" means

• Copies a circle with pencil or crayon

• Turns book pages one at a time

• Builds towers of more than 6 blocks

• Screws and unscrews jar lids or turns door handle

Movement/Physical Development

• Climbs well

• Runs easily

• Pedals a tricycle (3-wheel bike)

• Walks up and down stairs, one foot on each step

Act early by talking to your child's doctor if your child:

• Falls down a lot or has trouble with stairs

• Drools or has very unclear speech

• Can't work simple toys (such as peg boards, simple puzzles, turning handle)

• Doesn't speak in sentences

• Doesn't understand simple instructions

• Doesn't play pretend or make-believe

• Doesn't want to play with other children or toys

• Doesn't make eye contact

• Loses skills they once had

Fitness

• AAP: Playing is How Toddlers Learn

• AAP: Sports Instruction- A Toddler's Mental Capacity

• AAP: Sports and Visual Ability in Toddlers

• AAP: The Active Toddler

• AAP: The Power of Play - How Fun and Games Help Children Thrive

• AAP: Young Children Learn A Lot When They Play

Nutrition

• AAP: 10 Tips for Parents of Picky Eaters

• AAP: Feeding & Nutrition Tips- Your 1 Year Old

• AAP: Feeding & Nutrition Tips: Your 2 Year Old

• AAP: Feeding & Nutrition Tips: Your 3 Year Old

• AAP: Selecting Snacks for Toddlers

• AAP: Self-Feeding

• AAP: Winning the Food Fights

Toilet Training

• AAP: Bedwetting- 3 Common Reasons & What Families Can Do

• AAP: Cognitive and Verbal Skills Needed for Toilet Training

• AAP: Emotional Growth Needed for Toilet Training

• AAP: Psychological Readiness and Motor Skills Needed for Toilet Training

• AAP: How to Tell When Your Child is Ready

• AAP: Stages of Toilet Training- Different Skills, Different Schedules

• AAP: Praise and Reward Your Child's Success

• AAP: Regression

• AAP: The Right Age to Toilet Train

• AAP: Toilet Training Children with Special Needs