Read this in Spanish. Logic, or skill in reasoning out relationships between these facts. Rhetoric, or skill in wise, effective expression and application of the facts and their relationships This same syllabus of learning can be found in different words as a refrain throughout the Scriptures, but especially in the Book of Proverbs. Knowledge is the comprehension of facts.
Understanding is the reasoning of relationships.
Wisdom is the application of learning. The grammar or knowledge of the subject the facts the who, what, where and when. The learning process naturally falls into this three-step progression. In computer terms, knowledge is input, understanding is processing and wisdom is output. Children are natural learners, and they learn by the natural progression of the Trivium.