Study guide
1.1 About the CDA Credential
Child Development Associate CDA
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1 Introduction to the CDA Credential
1.1 About the CDA Credential 1.2 CDA Eligibility & Requirements 1.3 The 6 Competency Standards & 13 Functional Areas 1.4 The CDA Exam & Credentialing Process 1.5 How to Use This Study Guide
2 Supporting Physical and Intellectual Development
2.0 Principles of Child Growth and Development 2.1 The Developmentally Appropriate Learning Environment (Functional Area 3) 2.2 Physical Development (Functional Area 4) 2.3 Cognitive Development (Functional Area 5) 2.4 Communication Development (Functional Area 6) 2.5 Creative Development (Functional Area 7)
3 Safe, Healthy Environments and Social-Emotional Development
3.1 Safe Environment (Functional Area 1) 3.2 Healthy Environment (Functional Area 2) 3.3 Self-Concept and Emotional Development (Functional Area 8) 3.4 Social Development (Functional Area 9) 3.5 Positive Guidance (Functional Area 10)
4 Families, Program Management, and Professionalism
4.1 Building Reciprocal Family Partnerships (Competency Standard IV) 4.2 Observing and Recording Children's Behavior 4.3 The CDA as Program Manager (Competency Standard V) 4.4 Professionalism and the NAEYC Code of Ethics (Competency Standard VI) 4.5 Building the CDA Professional Portfolio
5 Exam Strategy and Final Review
5.1 Test-Taking Strategies 5.2 Applying the Competency Standards to Scenarios 5.3 High-Yield Final Review and Exam-Day Checklist
1.1 About the CDA Credential
Key Takeaways Explain This Topic AI
The CDA is awarded by the Council for Professional Recognition and is the most widely recognized credential in U.S. early childhood education.
Five settings exist: center-based Preschool (3-5), center-based Infant-Toddler (birth-36 mo), Family Child Care, Home Visitor, and center-based Birth to Five (launched August 2025).
A Preschool observation uses a group of children ages 3-5; an Infant-Toddler observation requires at least 3 children birth-36 months.
The CDA meets the federal Head Start minimum for some roles (such as Early Head Start center-based teachers) and many state licensing requirements, and the Council describes it as nationally transferable.
Each setting has its own exam: the Council's FAQ describes 65 questions in up to 1 hour 45 minutes, while the separate Birth to Five exam allows 1 hour 55 minutes.
Last updated: October 2026
What the CDA Credential Is
The Child Development Associate (CDA) Credential is the most widely recognized credential in early childhood education in the United States. It is awarded by the Council for Professional Recognition , a nonprofit based in Washington, D.C. that has issued more than one million CDA credentials. Earning a CDA means you have demonstrated, through a knowledge exam, a professional portfolio and, when the Council requires it, a real-world observation, that you can provide nurturing, developmentally appropriate care to young children.
For the CDA exam, you should be able to state in one sentence what the credential signals: that the holder can apply early-childhood best practices across the 6 Competency Standards and 13 Functional Areas . The exam never asks you to recite the Council's history, but it constantly tests whether you understand the purpose of the credential — competent, intentional, family-centered practice with children from birth to age five.
The Council for Professional Recognition
The Council for Professional Recognition owns the CDA assessment system, trains and endorses the Professional Development (PD) Specialists who observe candidates (candidates choose their PD Specialist through YourCouncil), and makes the final credentialing decision. It does not provide or endorse the 120 hours of coursework — that comes from colleges, training organizations, or online providers with expertise in early childhood teacher preparation. Keeping these roles separate matters: the Council assesses; outside providers teach. A common exam-style distractor confuses "the Council teaches the course" with "the Council evaluates the candidate."
The Council has administered the CDA for more than 50 years, which is why the credential is trusted by states, Head Start grantees, and employers nationwide. It also publishes the Competency Standards book for each setting — the official source document your portfolio and exam are built on. When the Council updates its process (as it did in 2026), those changes flow through every setting at once, so always confirm you are studying current requirements rather than an older edition of a study book.
Birth to Five and the Whole-Child Focus
Across all settings, the CDA centers on the whole child — physical, cognitive, social, emotional, and creative growth together — and on the educator's role in nurturing every domain. That whole-child philosophy is why the framework spans 13 Functional Areas rather than focusing narrowly on academics. As you study, keep asking how a given practice supports the whole child in the context of their family and culture; that lens is exactly what the exam's scenario items reward.
The Five CDA Settings
You earn the CDA in one setting that matches where and with whom you work. The setting determines the age group of the children you are observed with and tailors the scenario items on your exam.
- Setting Age Focus Observation Requirement
- Center-Based Preschool 3-5 years Be observed with a group of children ages 3-5
- Center-Based Infant-Toddler Birth-36 months Lead a group of at least 3 children birth-36 mo
Family Child Care Birth-5 years Be observed with at least 2 unrelated children age 5 or younger in a family child care home
- Home Visitor Birth-5 years Conduct home visits supporting parents as the child's first teacher
- Birth to Five (launched August 2025) Birth-5 years Center-based across all three sub-age groups
The Birth to Five credential, launched in August 2025, is a center-based option for educators who move across infant, toddler, and preschool rooms. It requires experience that spans all three sub-age groups (a minimum of 160 hours in each), so it is broader in scope than a single-age credential.
Worked Example: Maria works in a licensed center and spends her mornings in the toddler room (18-30 months) and her afternoons in the preschool room (3-5 years). She wants a credential that covers both. The single-age Infant-Toddler and Preschool credentials each cover only one age band, so neither fully reflects her job. The Birth to Five credential is the correct match: it is center-based and explicitly spans infants, toddlers, and preschoolers, letting her be observed across the age range she actually teaches. If Maria worked only in the preschool room, the Preschool setting would be the cleaner, simpler choice.
Why the CDA Matters for Your Career
The CDA is the entry-level professional qualification for the early-childhood field. Its value is concrete:
Meets federal minimums — current Head Start rules (45 CFR 1302.91) require Early Head Start center-based teachers to hold at least a CDA or comparable credential, and Head Start preschool assistant teachers to hold a CDA (or equivalent) or be enrolled to earn one; an August 2026 proposed rule could remove some CDA-related requirements.
Satisfies state licensing — Many states accept the CDA toward lead-teacher or director qualifications and toward Quality Rating and Improvement System (QRIS) ratings.
Recognized nationwide — The Council describes the CDA as a nationally transferable credential.
Raises earning potential — Credentialed educators frequently qualify for higher pay scales and wage-supplement programs (e.g., T.E.A.C.H. and WAGE$).
For the exam, remember that the CDA is a competency credential, not merely a coursework certificate: it is awarded only after the Council reviews your exam result and portfolio, plus a Verification Visit observation when one is required.