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Individual Growth and Development Indicators
for Infants and Toddlers

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IGDI's for Older Kids

This website focuses on IGDI measures of infant/toddler development (birth to 36 months). For information and tools to measure later development, visit one of the websites below. The graphic below illustrates how our infant/toddler measures link with the literacy measures available through the Get it Got it Go! and DIBELS websites.

Get it Got it Go!: Tools for Improving Children's Developmental Outcomes (Preschool)

Dynamic Indicators of Basic Literacy Skills (DIBELS), University of Oregon (K-3rd Grade)