Toddlers go through amazing changes between 12 and 36 months.  

Here's an overview of what to expect - and advice to help you nurture your toddler's healthy development.

Learn about your toddler’s development between 1 – 12 months.

• Cognitive Development, Ages 1 to 12 Months         
• Emotional and Social Development, Ages 1 to 12 Months   
• Growth and Development, Ages 1 to 12 Months    
• Emotional Development
• Physical Development, Ages 1 to 12 Months
• Sensory and Motor Development, Ages 1 to 12 Months       
• Speech and Language Milestones, Ages 1 to 3 Years             
• Toddler Development
• Understanding your Toddlers Temperament

Learn about your toddler’s development from 12-24 months.

• Cognitive Development, Ages 12 to 24 Months       
• Emotional and Social Development, Ages 12 to 24 Months 
• Growth and Development, Ages 12 to 24 Months  
• Language Development 12-18 Months
• Physical Development of Toddlers From 12-18 months
• Physical Development, Ages 12 to 24 Months         
• Sensory and Motor Development, Ages 12 to 24 Months    
• Speech and Language Development: Helping Your 1- to 2-Year
• Toddler Play 12-24 Months
• Toddlers' Cognitive Development From 12-18 Months
• Toddlers Social and Emotional Development 12-18 Months

Learn about your toddler’s development from 18 - 24 months.

• Cognitive Development 18-24 Months
• Language Development 18-24 Months
• Toddler's Cognitive Development From 18-24 Months
• Toddlers Physical Development 18-24 Months
• Toddlers Social and Emotional Development 18-24 months

Learn about your toddler’s development from 24 – 30 months.

• Language Development 24-30 Months
• Toddler Play 24-36 Months
• Toddler social and Emotional Development 24-30 months
• Toddlers' Cognitive Development From 24-30 Months
• Toddlers Physical Development 24-30 Months

Learn about your toddler’s development from 24 -30 months.

• Growth and Development, Ages 2 to 5 Years           
• Toddler's Cognitive Development From 30-36 Months
• Toddlers Language Development 30-36 Months
• Toddlers Physical Development 30-36 Months
• Toddlers Social and Emotional Development 30-36 Months
• Milestones for 2-Year-Olds  

Learn about your toddler’s development from 3 -5 years.

• Physical Development: 3-4 Years
• Physical Development: 4-5 Years

Toddler play is one of the most important ways toddlers learn, develop, discover the world. Learn more about toddler play:

• Different Types of Play
• Outdoor Play
• Learning Through Play for Toddlers
• Toddler Play Activities

Most children are ready to start when they are about 30 months of age, but some will be ready earlier and others later. Learn more about toilet training your toddler in this section:

• Learning to Use the Toilet
• My Toddler Ready for Toilet Training
• Toilet Training    
• Toilet Training: Knowing When Your Child Is Ready

Last Updated: June 2021