Draw precise circles and other shapes for the whole class to see with these durable tools. Includes one each, 30/60/90 Triangle, 24" Straight Edge, 45/45/90 Triangle, Protractor and Compass. WARNING CHOKING HAZARD: Small Parts. Not for Children Under 3 yrs. WARNING: This product contains small magnets. Swallowed magnets can stick together across intestines causing serious infections and death. Seek immediate medical attention if magnet(s) are swallowed or inhaled. Not for children under 3 yrs.