Compass Set: The stationary sets includes 1-School Compass, 1-Protractor, 2-Triangle Rulers, 1-Straight Ruler, 1-Mechanical Pencil, 1-Pencil Lead Refills and 1-Eraser.Easy to Measure: The rulers are made of transparent plastic for easy measurement. Each rulers features with name plate for easy identification along with CM and Metric graduations.Math Compass: The school supplies compass can draw circle up to a 10" diameter.The drawing compass with sharp parts, please be carefully when using and place it where away from baby can touch.Durable Compass Case: The plastic case to protect and keep all tools in one place in backpack or desk, easy carrying and storing. A convenient choice for teachers and students.Perfect Geometry Set: The math set/geometry set/stationary sets for boys girls designed by experienced math experts with all essential items for teachers and students at any level. Also a ideal gift or Christmas gift for children and students.