There are various types of rulers used by students, including straightedge rulers, triangular rulers, and curved rulers. A ruler is the most basic tool used to measure the length of straight lines and is essential for students to perform tasks such as drawing and calculating. The triangular ruler has a special angle scale, making it convenient for students to measure and draw angles. A curve ruler is suitable for measuring and drawing curves, meeting the needs of students in special subjects.

The teaching scale set, as a precise measurement tool in the field of education, provides teachers with effective evaluation methods, which helps to improve teaching quality and student learning effectiveness. In future educational practice, we should fully leverage the role of the teaching scale set, combined with other evaluation methods and techniques, to jointly promote the progress and development of the education industry. Meanwhile, with the continuous innovation of educational concepts and technologies, the teaching scale set will also be continuously improved and optimized to meet the needs of the development of education in the new era.

The teaching scale set also has ease of use and flexibility. Teachers can choose or design a teaching scale set that suits their actual needs. In the evaluation process, teachers only need to score or rate students' performance based on the indicators and scales on the scale, which is simple and convenient to operate. At the same time, the teaching scale set can also be adjusted and modified as needed to meet the teaching needs of different subjects and grades.

The teaching scale set is a standardized measurement tool used to evaluate students' performance during the learning process. It usually includes a series of specific evaluation indicators, such as knowledge level, skill mastery, thinking ability, etc., each indicator has a corresponding scale or level, so that teachers can quantitatively evaluate the performance of students. This quantitative evaluation method enables teachers to have a more accurate understanding of students' learning status, thereby formulating targeted teaching plans and coaching strategies.