Welcome to the Signing Science Dictionary (SSD)!
This illustrated interactive 3D sign language dictionary is designed for students who are deaf or hard of hearing and use American Sign Language (ASL) in the classroom. It is also intended to serve as a resource for teachers and parents.
Click PDF for a list of all the terms in the SSD.
Take a first look at the SSD. (Movie 
, 
)
Credits
 |
 |
Text, pictures, and interface design © TERC, Inc. All rights reserved. |
 |
|
SigningAvatar® animation technology © Vcom3D. All rights reserved. |
