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Week to Week

Developmental Milestones for 1-Year-Olds

Key developmental milestones children typically reach at this age, based on CDC, WHO, and Montessori frameworks.

What your child is working on right now

Social/Emotional

Is shy, clingy, or fearful around strangers

Social/Emotional

Shows several facial expressions, like happy, sad, angry, and surprised

Social/Emotional

Looks when you call their name

Social/Emotional

Reacts when you leave (looks, reaches for you, or cries)

CDC Developmental Milestones

  • Is shy, clingy, or fearful around strangers

    Social/Emotional

  • Shows several facial expressions, like happy, sad, angry, and surprised

    Social/Emotional

  • Looks when you call their name

    Social/Emotional

  • Reacts when you leave (looks, reaches for you, or cries)

    Social/Emotional

  • Smiles or laughs when you play peek-a-boo

    Social/Emotional

  • Plays games with you, like pat-a-cake

    Social/Emotional

  • Copies other children while playing, like taking toys out of a container when another child does

    Social/Emotional

  • Shows you an object they like

    Social/Emotional

  • Claps when excited

    Social/Emotional

  • Hugs stuffed doll or other toy

    Social/Emotional

  • Shows you affection (hugs, cuddles, or kisses you)

    Social/Emotional

  • Moves away from you, but looks to make sure you are close by

    Social/Emotional

  • Points to show you something interesting

    Social/Emotional

  • Puts hands out for you to wash them

    Social/Emotional

  • Looks at a few pages in a book with you

    Social/Emotional

  • Helps you dress them by pushing arm through sleeve or lifting up foot

    Social/Emotional

  • Makes different sounds like 'mamamama' and 'babababa'

    Language/Communication

  • Lifts arms up to be picked up

    Language/Communication

  • Waves 'bye-bye'

    Language/Communication

  • Calls a parent 'mama' or 'dada' or another special name

    Language/Communication

  • Understands 'no' (pauses briefly or stops when you say it)

    Language/Communication

  • Tries to say one or two words besides 'mama' or 'dada,' like 'ba' for ball or 'da' for dog

    Language/Communication

  • Looks at a familiar object when you name it

    Language/Communication

  • Follows directions given with both a gesture and words

    Language/Communication

  • Points to ask for something or to get help

    Language/Communication

  • Tries to say three or more words besides 'mama' or 'dada'

    Language/Communication

  • Follows one-step directions without any gestures, like giving you the toy when you say 'Give it to me'

    Language/Communication

  • Looks for objects when dropped out of sight, like a spoon or toy

    Cognitive (Learning, Thinking, Problem-Solving)

  • Bangs two things together

    Cognitive (Learning, Thinking, Problem-Solving)

  • Puts something in a container, like a block in a cup

    Cognitive (Learning, Thinking, Problem-Solving)

  • Looks for things they see you hide, like a toy under a blanket

    Cognitive (Learning, Thinking, Problem-Solving)

  • Tries to use things the right way, like a phone, cup, or book

    Cognitive (Learning, Thinking, Problem-Solving)

  • Stacks at least two small objects, like blocks

    Cognitive (Learning, Thinking, Problem-Solving)

  • Copies you doing chores, like sweeping with a broom

    Cognitive (Learning, Thinking, Problem-Solving)

  • Plays with toys in a simple way, like pushing a toy car

    Cognitive (Learning, Thinking, Problem-Solving)

  • Gets to a sitting position by self

    Movement/Physical Development

  • Moves things from one hand to the other hand

    Movement/Physical Development

  • Uses fingers to 'rake' food toward self

    Movement/Physical Development

  • Sits without support

    Movement/Physical Development

  • Pulls up to stand

    Movement/Physical Development

  • Walks, holding on to furniture

    Movement/Physical Development

  • Drinks from a cup without a lid, as you hold it

    Movement/Physical Development

  • Picks things up between thumb and pointer finger, like small bits of food

    Movement/Physical Development

  • Takes a few steps on their own

    Movement/Physical Development

  • Uses fingers to feed self some food

    Movement/Physical Development

  • Walks without holding on to anyone or anything

    Movement/Physical Development

  • Scribbles

    Movement/Physical Development

  • Drinks from a cup without a lid and may spill sometimes

    Movement/Physical Development

  • Feeds self with fingers

    Movement/Physical Development

  • Tries to use a spoon

    Movement/Physical Development

  • Climbs on and off a couch or chair without help

    Movement/Physical Development

ASQ-3 Developmental Domains

  • Responds to own name by looking toward you

    Communication

  • Says 1-3 meaningful words

    Communication

  • Points to several body parts when asked

    Communication

  • Pulls to standing using furniture

    Gross Motor

  • Crawls on hands and knees

    Gross Motor

  • Walks several steps independently

    Gross Motor

  • Runs without falling

    Gross Motor

  • Uses thumb and finger to pick up small objects (pincer grasp)

    Fine Motor

  • Stacks 2 small blocks

    Fine Motor

  • Scribbles with a crayon

    Fine Motor

  • Drops and picks up toys on purpose

    Problem Solving

  • Finds a hidden toy under a cloth or container

    Problem Solving

  • Puts round shapes into a shape sorter

    Problem Solving

  • Plays social games like peekaboo or pat-a-cake

    Personal-Social

  • Holds a cup and drinks with some spilling

    Personal-Social

  • Uses a spoon with some spilling

    Personal-Social

WHO Motor Development Standards

  • Hands-and-knees crawling — child moves forward on hands and knees (creeping pattern)

    Gross Motor Milestones

  • Walking with assistance — child walks upright while holding on to a stable object with one or both hands

    Gross Motor Milestones

  • Standing alone — child stands for at least 10 seconds without holding on to anything or anyone

    Gross Motor Milestones

  • Walking alone — child takes at least 5 independent steps without holding on to anything or anyone

    Gross Motor Milestones

Montessori Sensitive Periods

  • Shows distress when routine changes — indicates awareness of sequence and order in daily life

    Order

  • Insists on putting things 'back where they belong' — drive to classify and organize the environment

    Order

  • Follows a predictable sequence in self-care routines — uses order to develop independence

    Order

  • Absorbs sounds and rhythms of language — the unconscious absorption of the 'mother tongue'

    Language

  • Babbling and first words — spoken language emerges from immersion in a language-rich environment

    Language

  • Explosion of vocabulary — rapid word acquisition through naming and conversation

    Language

  • Explores objects with mouth and hands — using senses to learn about the physical world

    Sensory Refinement

  • Fascinated by textures, sounds, and colors — heightened sensitivity to sensory details

    Sensory Refinement

  • Developing gross motor control — rolling, crawling, pulling up, driven to move the whole body

    Movement

  • Walking and refining balance — compelled to walk, climb, carry, and refine coordination

    Movement

  • Refinement of hand movements — driven to use hands purposefully: pouring, threading, folding

    Movement

  • Fascinated by tiny objects — picks up crumbs, inspects small insects, notices minute details

    Small Objects

  • Pincer grasp mastery with small items — precision handling of small objects supports concentration

    Small Objects

  • Transferring and sorting tiny items — uses small objects for purposeful work and categorization

    Small Objects

Reggio Emilia Approach

  • Explores mark-making with a variety of tools — uses crayons, paint, chalk, or fingers to create marks on surfaces

    Hundred Languages of Expression

  • Uses objects to represent other things during play — a block becomes a phone, a stick becomes a spoon

    Hundred Languages of Expression

  • Shows interest in what other children are doing — watches, approaches, or reaches toward peers during activities

    Social Collaboration & Community

  • Engages in parallel play alongside peers — works on similar activities near other children with occasional interaction

    Social Collaboration & Community

  • Shows sustained attention to an object or phenomenon — gazes at, reaches for, or manipulates something with focused interest

    Investigation & Inquiry

  • Repeats an action to test what happens — drops objects, stacks and topples blocks, or pours water to observe the result

    Investigation & Inquiry

  • Explores a space independently — moves through the environment, touching, looking at, and interacting with available materials

    Environment as Third Teacher

  • Selects own materials from accessible shelves — chooses what to work with from an organized, inviting display

    Environment as Third Teacher

  • Looks at photos of own past activities with interest — recognizes self and events in documentation displays

    Documentation & Reflection