The perfect blackboard teachging kit
Ideal Geometric Drawing Demonstration Teaching aids
Great for drawing large shapes on a chalkboard
The set includes 4590triangle Rulers, a 180Protractor, a compass, and a chalk clip as a gift
Type:Triangle Rulers(right angle and equilateral), straight ruler, Protractor, Compass
1 x 5 Pcs Teaching Ruler Set
5 Pcs Large Teaching Ruler Set Blackboard Teaching Aids Plastic Triangle Rulers Protractor Compass Geometric Drawing Demonstration School Teaching Tools with Chalk Clip
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