Welcome to our Resource Library for Educators. Here you will find sources of information that will further your understanding of the GDO-R assessment, the GDO Study, current research and developmental theory, which will help you to be a more understanding educator of young children.

Current Webinar Offerings 

GDO-R and GES Assessment Questions and Answers (Q & A)

GDO-R/GES Technical Report

GDO-R and GES Strand Scoring Worksheet

Gesell Glossary

Dr. Denise Fromberg, Hofstra University, Letter to President Obama February 2014