4 Pcs Large Teaching Triangle Ruler Set Blackboard Teaching Aids Large Plastic Triangle Rulers Protractor Compass Geometric Drawing Demonstration School Teaching Equipments

Features: The perfect blackboard teachging kit The set includes 45/90 triangle Rulers, a 180 Protractor and a compass Ideal Geometric Drawing Demonstration Teaching aids Great for drawing large shapes on a chalkboard Specification: Material: Plastic Color: Yellow Type: Triangle Rulers(right angle and equilateral) Protractor, Compass Quantity: 4 Pcs Package Includes: 1 x 4 Pcs Teaching Aids