APH Braille Print Protractor: Part 1, Introduction

Susan Osterhaus, Math Consultant for the Texas School for the Blind and Visually Impaired's Outreach Programs, gives a video tutorial for the series: American Printing House for the Blind's Braille Print Protractor: Part 1, Introduction of a protractor and the APH Braille Print Protractor.
Теги: aph susan osterhaus tsbvi outreach math protractor blind print visually impaired