Through the IDA Institute, the IDA-2 authors offer essential training, consultation, and technical assistance.

IDA-2 Materials


The Infant-Toddler Developmental Assessment–Second Edition (IDA-2) is a comprehensive, multidisciplinary, family-centered process and developmental measure designed to identify children birth to 3 years of age with developmental concerns.


The IDA-2 includes the Provence Birth-to-Three Developmental Profile, a criterion-referenced measure of development in eight areas:

(1) gross motor, (2) fine motor, (3) relationship to inanimate objects/cognition, (4) language/communication, (5) self-help/adaptive, (6) relationship to persons, (7) emotions and feeling states, and (8) coping behavior.




  • Provides guidance for a team-based and family-centered approach to developmental assessment
  • Facilitates communication and collaboration between caregivers and service providers resulting in better information, planning, and service
  • Incorporates unique health component to obtain and organize information vital to a child’s development
  • Available in Spanish


Ages: Birth to 3-6 years

Time: Varies

Administration: Individual


IDA-2 meets the assessment criteria required by IDEA and is consistent with the National Task Force on Screening and Assessment of the National Early Childhood Technical Assistance System (NECTAS) guidelines.

The IDA-2 Full Kit includes everything you need to begin practicing the IDA! This Kit includes all of the Manuals, Study Guides, and Forms you will need to administer the IDA! This form is the primary form for recording the results of the child assessment. This form facilitates caregiver observation into the overall assessmnet.

Who We Are


The IDA Institute is the home of the Infant Toddler Developmental Assessment (IDA-2), which considers the full range of infant and toddler development, appreciating that each domain is influenced by, and interacts continuously and dynamically with, every other domain of development.  Through the IDA Institute, the IDA-2 authors offer essential training, consultation, and technical assistance.

The IDA-2 Authors


  • Sally Provence M.D.
  • Joanna Erikson MPH
  • Susan Vater Ed. M.
  • Kyle Pruett M.D.
  • Jennifer Rosinia Ph.D., OTR/L
  • Saro Palmeri M.D.

Contact The IDA Institute


128 Beacon Street

Hartford, CT 06105


Phone: 860-232-0890

Fax: 860-461-0289

IDA Institute is the Home of the IDA-2.
The IDA Institute helps practitioners take full advantage of the IDA-2 best practices in developmental assessment.

© 2019 IDA Institute

IDA-2 is a Best Practice assessment that measures all domains of development and aligns with the OSEP Early Childhood Outcomes and Head Start Child Outcomes