NCSER has released a CD-ROM that contains documentation, an electronic codebook, and restricted-use data files for the first, second, third, and fourth waves of data collection for the Pre-Elementary Education Longitudinal Study. Data from all the instruments used in the study, including surveys, questionnaires, and direct assessments, are provided in ASCII format. These CD-ROMS are only available to holders of restricted-used data licenses. Researchers interested in using the PEELS data may contact Kristen Lauer for more information. To learn more about gaining access to the PEELS restricted-use datasets, contact the IES Data Security Office at IESData.Security@ed.gov or go to http://nces.ed.gov/pubsearch/licenses.asp.