- Purpose-built geometry teaching ruler: specially designed to support teaching geometry concepts while functioning as a versatile drawing tool in the classroom. - Magnetic classroom demonstrations: magnetic design allows easy demonstrations of geometric ideas, and it works with scales and other school materials for quick setup. - Removable handle for storage and transport: the triangular board includes a removable handle, making it easy to store and carry between classrooms while remaining a practical multifunctional geometric ruler. - In-class applications: use during geometry lessons to illustrate angles and shapes; employ in group activities or student presentations to visualize concepts; attach scales or teaching aids with magnets for enhanced demonstrations. - Specifications at a glance: function is teaching geometry concepts and drawing tools; compatibility through magnetic design with scales and typical school materials; size and material details are not specified; designed for convenient portability and classroom demonstrations.