National Data & Reports Relevant to Transition from Part C
Data
The Individuals with Disabilities Education Act (IDEA) Part C data on Exiting (2006-2007) - These data are collected annually by the U.S. Department of Education, Office of Special Education Programs in accordance with Section 618 of IDEA. The Exiting table lists the number of children in all states and territories according to five categories: Complete Prior to Maximum Age, Part B Eligible, Exit to Other Programs, Exit with No Referrals and Eligibility Not Determined.
Reports
The Pre-Elementary Education Longitudinal Study
(PEELS) funded by the National Center for Special Education Research at the
Institute of Education Sciences is a multi year study examining preschool
special education and includes transition. Chapter Five of the Wave 1
Overview Report entitled Preschoolers with Disabilities: Characteristics,
Services and Results (August 2006) 
(PDF: 8,031kb) provides findings for transition to preschool from Part C
services.
United States Government Accountability Office (GAO) Report - Individuals
with Disabilities Education Act: Education Should Provide Additional Guidance
to Help States Smoothly Transition Children to Preschool (December 2005)
(PDF: 4,481kb) . The report addresses how states have implemented Part C of IDEA
including eligibility criteria, provision of services, funding and how federal and
state entities help support and oversee efforts to implement Part C. The
report recommends that the federal Department of Education provide states
with additional guidance on transition planning and services, especially for
children who would enter Part B in the summer.