For Signing Math & Science, TERC and Vcom3D used SigningAvatar® assistive technology to develop illustrated, interactive 3D standards-based sign language dictionaries that offer students in grades K-8 and 9-12 who are deaf and hard of hearing increased access to the same learning opportunities that hearing students enjoy. Video versions are available free from this page by clicking the links below or the links at the top and bottom of this page. The video versions are compatible with Mac, Chromebook, and a wide variety of platforms and web browsers and with iPads. The dictionaries are also available from iTunes as iPhone Apps.
- Signing Science Dictionary (SSD)—a dictionary of science terms and definitions for grades 4-8. This work was funded in part by grants from NEC Foundation of America, the National Science Foundation (HRD-0533057), and the Department of Education (H327A060026).
- Signing Science Picture Dictionary (SSP)—formerly called the Signing Science Pictionary is