Quadrivium: The Four Classical Liberal Arts of Number, Geometry, Music, & Cosmology (Wooden Books)
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A Brief Quadrivium
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Teaching the Quadrivium: A Guide for Instructors
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Quadrivium( The Four Classical Liberal Arts of Number Geometry Music & Cosmology)[QUADRIVIUM][Hardcover]
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Trivium: The Classical Liberal Arts of Grammar, Logic, & Rhetoric (Wooden Books)
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ATHANASIUS KIRCHER’S QUADRIVIUM
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The Golden Ratio: The Divine Beauty of Mathematics
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Sciencia: Mathematics, Physics, Chemistry, Biology, and Astronomy for All (Wooden Books)
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Sacred Number: The Secret Quality of Quantities (Wooden Books)
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The Moscow Puzzles: 359 Mathematical Recreations (Dover Brain Games: Math Puzzles)
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