Open Center Protractor, Plastic, 4" Base, Clear, Dozen

Clear plastic protractor is ideal for all young mathematicians. Protractor features an open center. Students will easily be able to identify angles from 0 to 180 degrees with the protractors sharply defined graduations which is easy to read and helps minimize visual errors. Decorative BaseTraditional sunburst design along 4 straight-edge base. Degree Graduations: 1; Material(s): Plastic; Ruler Size: 4 Ruler Edge; Color(s): Clear.