What to Expect in Toddler Development from 1 to 3 Years

Development Milestones

The toddler years, from 12 months to 3 years, are full of exciting changes. During this time, children master essential skills like walking, talking and developing independence. Understanding toddler development milestones can help you support your child’s growth and know when to seek extra guidance.

In this article, we’ll break down physical, emotional and language milestones, share parenting tips and explain what’s typical at each stage.

1–2 Years: Early Toddler Development Milestones

Physical Growth & Motor Skills

By the age of 1, most toddlers can stand alone and take their first steps. Between 12–24 months, you’ll see rapid progress in coordination. Key milestones include:

  • Walking steadily without help
  • Picking up objects while standing
  • Climbing onto low furniture
  • Beginning to run short distances

Tip for Parents: Create a safe, open space for movement and encourage walking through play.

Language Development

During the second year, toddlers typically say their first words and begin combining them into short phrases. By 18 months, they may use 10–50 words and by age 2, simple sentences like “want juice” appear.

Encourage Language Skills By:

  • Talking to your child during everyday tasks
  • Reading simple picture books daily
  • Responding positively when they try to speak

Social & Emotional Growth

One year olds become more aware of themselves and others. They may show separation anxiety and form strong attachments to parents or caregivers.

2–3 Years: Late Toddler Development Milestones

Physical Skills

Between ages 2 and 3, toddlers gain more control over their bodies. Common milestones include:

  • Walking up and down stairs with support
  • Kicking and throwing balls
  • Drawing simple shapes
  • Using utensils more effectively

Cognitive & Language Growth

At this stage, vocabulary expands rapidly from around 200 words to over 1,000 by age 3. Toddlers start asking “why” questions and understanding simple concepts like size and colour.

Boost Cognitive Development By:

  • Offering puzzles and sorting games
  • Naming objects and actions in everyday life
  • Encouraging pretend play

Social Development

By age 3, toddlers enjoy playing alongside other children (parallel play) and may start basic cooperative play. They begin to understand rules and routines.

When to Seek Professional Advice

Every child develops at their own pace, but speak to a health professional if your toddler:

  • Isn’t walking by 18 months
  • Has fewer than 50 words by age 2
  • Shows little interest in playing or interacting

Parenting Tips for Supporting Toddler Development

  • Provide age-appropriate toys and safe exploration areas
  • Offer nutritious meals to fuel growth
  • Read, talk, and sing daily
  • Be patient, toddlers are learning through trial and error
Child Development Checklist

Helping you understand every stage of your child’s development.

A free, easy to use checklist to track every step of their journey. Designed with parents in mind and built around the trusted Early Years Foundation Stage framework.

A free checklist that helps you to:

  • Celebrate progress with confidence
  • Understand what’s typical at each age (0–4 years)
  • Check off milestones as your child grows
  • Keep personal notes and reflections
  • Spot areas where extra support might help

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