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During the first three years of life, emotionally nourishing relationships lay the foundation for lifelong health and well-being for infants and toddlers.

ZERO TO THREE is an early childhood development organization that supports caring adults who make a difference in the lives of children and toddlers. The organization transforms the science of early childhood into helpful resources, tools and policies for parents, professionals and policymakers.

ZERO TO THREE plays a key role in ensuring that babies and toddlers get a strong start in life by supporting:

  • Parents with practical resources that help them connect more positively, deeply and continuously with their babies
  • Professionals with knowledge and tools that help them support healthy early development
  • Policymakers in advancing comprehensive and coherent policies that support and strengthen families, caregivers and infant toddler professionals

How to access this website

The ZERO TO THREE website has additional early childhood development information, initiatives and tools needed to support children, families and our future.

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