Are you seeking bilingual education certification in Texas?  If so, you need to pass a Generalist test, the Bilingual Education Supplemental 164 exam, and the BTLPT 190 exam.  Texas Teacher Today offers this comprehensive study guide to help you pass the Bilingual Education Supplemental exam.  You can also purchase some resources to help you with the written tasks and reading comprehension section of the BTLPT.  As soon as you purchase the study guide, you will be able to download it as a PDF.