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Middle School Math Department: Indirect Methods in Mathematical Artistry

May 27, 2024

Throughout history, humans have devised a myriad of ways to measure the world around them. From the ancient Egyptians who measured the land by stretching ropes, to the Greek mathematicians who used the sun to map the Earth's path, to the medieval architects who used a system of proportions to build perfect cathedrals, to the astronomers who revealed the mysteries of the Universe, the history of indirect methods of measurement is long and rich.

In Grade 7, the students followed in these ancient footsteps on a scientific journey by way of a collaborative project. Instead of being shackled by their desks and chairs, they stepped out of the classroom and into the nature of the schoolyard, taking on the role of young geographers, conducting field surveys, and exploring uncharted territories in the schoolyard. This process was not only educational but also embraced the spirit of science and exploration: the perfect combination of theory and practice.

In this project, the students unleashed their creativity by combining the methods learned in textbooks with hands-on practice. They profoundly realized the meaning of the quote, “The knowledge gained on paper is not as shallow as it should be, and the knowledge has to be put into practice”. The practical experience and theoretical knowledge complemented each other, which jointly promoted their understanding and mastery of knowledge.

The students were not only the executors of the survey, but also the thinkers and innovators. They observed with their hearts and reasoned with their wisdom, combining subject knowledge with practical problems. They applied indirect measurement methods such as similar triangles and trigonometry to skillfully measure various objects on the campus, thus demonstrating the students' wisdom and practical ability.

Finally, the students organized and recorded their results and shared them in the form of videos and posters in their classes as well as grades. This was not only a summary of their survey work, but also a demonstration of teamwork and learning achievements, which stimulated students' interest and participation in learning and created a positive learning atmosphere.

Through this project, the students not only learned how to practically apply their mathematical knowledge but more importantly, they developed their observation skills, thinking abilities, and teamwork spirit. Such math learning is no longer confined to textbooks and classrooms but is closely connected to life and practice, laying a solid foundation for their future learning and life.

Written by Wei Xu

Pictures by Grade 7 Math teachers

Edited by Cong Luo, Bianca Noguera