Teaching the rudiments, or basics, of any subject is crucial to building a strong foundation upon which students can advance their knowledge. There are many synonyms for the phrase "teach the rudiments," including imparting fundamental principles, introducing foundational concepts, instilling basic skills, educating on essential elements, and initiating fundamental practices. Whether teaching grammar, mathematics, or science, ensuring that students understand the basics sets them up for success in more advanced coursework. So, it is important for teachers to take time to teach the rudiments effectively, helping students establish a firm understanding of the fundamental principles, and providing a strong basis for lifelong learning.