Developmental Milestones for 3-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
Plays next to other children and sometimes plays with them
Shows you what they can do by saying 'Look at me!'
Follows simple routines when told, like helping to pick up toys when you say 'It's clean-up time'
Calms down within 10 minutes after you leave them, like at a childcare drop-off
CDC Developmental Milestones
Plays next to other children and sometimes plays with them
Social/Emotional
Shows you what they can do by saying 'Look at me!'
Social/Emotional
Follows simple routines when told, like helping to pick up toys when you say 'It's clean-up time'
Social/Emotional
Calms down within 10 minutes after you leave them, like at a childcare drop-off
Social/Emotional
Notices other children and joins them to play
Social/Emotional
Says about 50 words
Language/Communication
Says two or more words together, with one action word, like 'Doggie run'
Language/Communication
Names things in a book when you point and ask 'What is this?'
Language/Communication
Says words like 'I,' 'me,' or 'we'
Language/Communication
Talks with you in conversation using at least two back-and-forth exchanges
Language/Communication
Asks 'who,' 'what,' 'where,' or 'why' questions, like 'Where is mommy/daddy?'
Language/Communication
Says what action is happening in a picture or book when asked, like 'running,' 'eating,' or 'playing'
Language/Communication
Says first name, when asked
Language/Communication
Talks well enough for others to understand, most of the time
Language/Communication
Uses things to pretend, like feeding a block to a doll as if it were food
Cognitive (Learning, Thinking, Problem-Solving)
Shows simple problem-solving skills, like standing on a small stool to reach something
Cognitive (Learning, Thinking, Problem-Solving)
Follows two-step instructions, like 'Put the toy down and close the door'
Cognitive (Learning, Thinking, Problem-Solving)
Shows they know at least one color, like pointing to a red crayon when you ask 'Which one is red?'
Cognitive (Learning, Thinking, Problem-Solving)
Draws a circle when you show them how
Cognitive (Learning, Thinking, Problem-Solving)
Avoids touching hot objects, like a stove, when you warn them
Cognitive (Learning, Thinking, Problem-Solving)
Uses hands to twist things, like turning doorknobs or unscrewing lids
Movement/Physical Development
Takes some clothes off by self, like loose pants or an open jacket
Movement/Physical Development
Jumps off the ground with both feet
Movement/Physical Development
Turns book pages, one at a time
Movement/Physical Development
Strings items together, like large beads or macaroni
Movement/Physical Development
Puts on some clothes by self, like loose pants or a jacket
Movement/Physical Development
Uses a fork
Movement/Physical Development
ASQ-3 Developmental Domains
Uses sentences of 3+ words
Communication
Tells you about things using 3-4 word sentences
Communication
Answers simple questions (who, what, where)
Communication
Jumps forward with both feet
Gross Motor
Pedals a tricycle
Gross Motor
Hops on one foot
Gross Motor
Strings large beads on a string
Fine Motor
Cuts paper with child scissors
Fine Motor
Draws a person with 3+ parts
Fine Motor
Sorts objects by color or shape
Problem Solving
Draws or copies a circle
Problem Solving
Counts 3 objects correctly
Problem Solving
Washes and dries hands with some help
Personal-Social
Puts on a coat or jacket independently
Personal-Social
Takes turns with other children
Personal-Social
Montessori Sensitive Periods
Follows a predictable sequence in self-care routines — uses order to develop independence
Order
Sorts and classifies objects by attribute — extends internal drive for order to intellectual work
Order
Explosion of vocabulary — rapid word acquisition through naming and conversation
Language
Interest in letters and sounds — sensitivity to written symbols and phonetic awareness
Language
Interest in reading and writing — child begins encoding and decoding written language
Language
Matches and grades sensory qualities — classifying by size, color, weight, texture, sound
Sensory Refinement
Discriminates fine sensory differences — distinguishing subtle variations in sensory input
Sensory Refinement
Refinement of hand movements — driven to use hands purposefully: pouring, threading, folding
Movement
Coordination of complex movements — integrating fine and gross motor for purposeful tasks
Movement
Transferring and sorting tiny items — uses small objects for purposeful work and categorization
Small Objects
Imitates social behaviors — learns greetings, 'please' and 'thank you', table manners through modeling
Social Behavior
Interest in group activities and rules — wants to participate, take turns, and understand group norms
Social Behavior
Grace and courtesy — developing awareness of how to act in social situations, self-regulation in groups
Social Behavior
Developing empathy and conflict resolution — understanding others' feelings and working through disagreements
Social Behavior
Reggio Emilia Approach
Uses objects to represent other things during play — a block becomes a phone, a stick becomes a spoon
Hundred Languages of Expression
Creates recognizable representations in drawings or clay — begins to depict people, animals, or objects with intentional features
Hundred Languages of Expression
Uses body movement and gesture to express ideas — acts out stories, uses dance or mime to communicate meaning
Hundred Languages of Expression
Combines multiple media in a single project — uses drawing plus collage, or clay plus found materials to express an idea
Hundred Languages of Expression
Narrates or explains own artwork — describes what they made and why, connecting visual expression to verbal language
Hundred Languages of Expression
Engages in parallel play alongside peers — works on similar activities near other children with occasional interaction
Social Collaboration & Community
Contributes ideas in a small group — offers suggestions, shares observations, or adds to a group discussion during a project
Social Collaboration & Community
Negotiates roles or materials with peers — takes turns, trades materials, or agrees on who does what in group work
Social Collaboration & Community
Builds on another child's idea — extends, modifies, or responds to a peer's contribution during collaborative work
Social Collaboration & Community
Asks 'why' or 'how' questions about the world — expresses curiosity verbally about causes, processes, or reasons
Investigation & Inquiry
Makes predictions before trying something — says what they think will happen before testing an idea
Investigation & Inquiry
Sustains investigation over multiple sessions — returns to a topic or project across days, building on prior discoveries
Investigation & Inquiry
Selects own materials from accessible shelves — chooses what to work with from an organized, inviting display
Environment as Third Teacher
Returns materials to their designated places — participates in caring for the shared environment after use
Environment as Third Teacher
Responds to aesthetic provocations — pauses to examine a beautiful arrangement, light display, or natural collection set out by teachers
Environment as Third Teacher
Rearranges or contributes to the environment — moves furniture, adds found objects, or helps set up a display
Environment as Third Teacher
Uses outdoor spaces for intentional exploration — collects natural materials, observes weather patterns, or tends a garden
Environment as Third Teacher
Points to or talks about own work on display — shows awareness that their creations are valued and preserved
Documentation & Reflection
Describes what they did in a previous activity when prompted — recalls and verbalizes a learning experience using documentation as a prompt
Documentation & Reflection
Revisits earlier work and makes changes — returns to a drawing, construction, or story to add details or modifications
Documentation & Reflection
Helps create documentation of a project — contributes drawings, dictates descriptions, or selects photos to represent their learning
Documentation & Reflection
Activities to Support Development
Animal Sound Matching
Match animal toys to their sounds. A fun toddler activity that builds vocabulary and sound awareness.
Backyard Camping
Set up a backyard campsite for adventure, stargazing, and storytelling. Works even without a tent.
Bear Walk Race
Walk on hands and feet like a bear across the room — great for bilateral coordination.
Board Book Reading Time
Daily reading builds vocabulary, attention, and bonding. Tips for making board book time engaging for toddlers.
Body Percussion Beats
Use clapping, stomping, snapping, and patting to create rhythms using only your body.
Building a Fort Together
Collaborate to build a blanket fort, making decisions and dividing tasks as a team.