For the Signing Science Dictionary (SSD), TERC, in collaboration with Vcom3D, used the SigningAvatar® accessibility software to develop an illustrated, interactive, 3D sign language dictionary of science terms and definitions. To access the SSD, click the link at the top or bottom of this page.

For additional information about how to obtain the SigningAvatar® plug-in and about other dictionaries that are available, send email to judy_vesel@terc.edu.

Requires: Windows 7, Vista, or XP Operating System, Internet Explorer 6.0 or higher, and the SigningAvatar^® plug-in. If you are a Mac user, you must have VM Ware or Parallels installed to use the avatar.
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