Some research references you might find useful (updated and expanded from Marschark, Sapere, Convertino, Seewagen, & Maltzen, in press, Sign Language Studies). The Clearinghouse on Mathmatics, Engineering, Technology, and Science (COMETS) [www.rit.edu/~comets] is a valuable site for information of interest to interpreters, teachers, and others involved in technical education for deaf students of all ages.