Title from box. "LER 6910." To use the system students insert a Radius interactive audio CD and scan the corresponding Activity Card (purchased separately), then follow audio and textual instructions. Interactive lessons are supported by sound, LCD images and text. Audio recording feature allows students to record and play back up to two minutes of their own speech.
Source of Acquisition
Education and Behavioral Sciences Library copy: Purchased with funds from the Donald, Arlene, Matthew, and Christopher, and Mary Mai Berchtold Libraries Endowment for Students with and Studies of Learning Disabilities; 2009.