Empowering Early Childhood Development
The first three years of life are the most important for lifelong mental health and well-being.
We're leveraging early childhood development research to provide powerful resources to families, professionals and policymakers who can make a difference in a child's life.
Impact Stories
Discover real-world stories and learn about people who make a real impact.
Our Focus
At ZERO TO THREE, we offer early childhood trainings and resources to address the most critical issues impacting babies and toddlers. Explore our fields of focus.
Making an Impact Together
Our belief that every child deserves a strong start in life fuels a collective mission to foster healthy development from the very beginning.
Understanding child development and your role as a parent or caregiver is crucial for molding babies and toddlers into the best versions of themselves. We support parents and caregivers through our projects and programs and early childhood development resources, including research-based tips and tools for effective parenting.
Advance your knowledge and skills with our comprehensive early childhood education training programs for professionals. Our resources, from conferences to free webinars, provide guidance for educators, health care workers and other early childhood professionals. They are designed to enhance your understanding of childhood development and inform effective teaching strategies.
ZERO TO THREE advocates for policies that promote the well-being and development of babies and toddlers as well as their families. We engage in research and collaborate with policymakers to influence legislation related to early childhood education, child welfare and child care solutions. We dedicate our efforts to ensure the needs of infants and toddlers are prioritized in public policy decisions.
We emphasize the importance of mental and emotional health in infancy and early childhood development. We provide resources and training for parents, caregivers and professionals on how to nurture emotional well-being in babies and toddlers. Through our programs and campaigns, we promote awareness of the critical impact of early experiences on mental health. We also develop guidelines and tools that you can use to support the mental and emotional needs of babies and toddlers.
Our programs, early childhood development resources and training programs empower communities. In addition to offering local resources, we facilitate training sessions for community organizations and professionals to enhance their capacity to support children and families effectively. By fostering community engagement and collaboration, we help create environments that nurture healthy childhood development.

The Latest News and Featured Resources
Explore the latest news and updates in the field of early childhood development.

How the Department of Education Supports Babies and Toddlers

Babies and Families Will Be Harmed by the Closure of the United States Department of Education

From Alleviating the ‘Mental Load’ to Addressing Intergenerational Trauma: How HealthySteps Supports Maternal Health

Four Dispositions to Help Early Childhood Educators Transform Their Practice

Leading Advocate for Family Well-Being Melissa Boteach Joins ZERO TO THREE as Chief Policy Officer

Healthy Development Starts at Home: Six Steps to Building a Nurturing Home Environment

Reflecting on 50 Years Advancing Military Family Support

No Baby Goes Hungry: Ensuring Infant and Toddler Food Security

Healthy Futures: Ensuring Healthcare Access for Babies and Toddlers

Supporting Young Children Through Uncertain Times: Resources for Stress and Trauma

Upcoming Events:
Check out our upcoming in-person and virtual events.

Introducing the Modern Military Family: Tips for Partnering with Service Members and Their Loved Ones

DC:0—5™: Clinical Training

The Growing Brain: From Birth to 5 Years Old Virtual Training of Trainers

Unlock the Power of Building for Babies: A State Policy Self-Assessment Suite

DC:0—5™: Clinical Training

Infant Mental Health Training: What You Need to Know

The Growing Brain: From Birth to 5 Years Old Virtual Training of Trainers

The Growing Brain Basics Webinar Series

The Growing Brain: From Birth to 5 Years Old Virtual Training of Trainers

Infant Mental Health Training: What You Need to Know

LEARN Conference 2025

Your Gift Can Chart a New Path for a Child
Your donation to ZERO TO THREE helps train thousands of early childhood providers, empower millions of families worldwide and advocate for responsive policies affecting babies and their families.

A Closer Look

New Early Childhood Books and Best Sellers | ZERO TO THREE

Join the Think Babies™ Campaign!

Early Childhood Issue Areas
Calling All Baby Champions
Whether you're a parent, caregiver, community leader or policymaker, you can support our efforts and do your part in giving infants and toddlers a strong start in life.
Sign up for our newsletter to access the latest resources, learn about upcoming events and more. Help advance our initiative by making a donation or becoming a member.