Theory
Music theory is the study of musical language. Our theory range includes music GCSE and A-Level guides, ABRSM and Trinity Guildhall Graded theory aids and papers, as well as general music theory books and guides.
Browse: Theory
Browse: Music Theory exam syllabus pieces
Further Reading: Theory
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Author Focus: Paul Harris - Aural and Theory
26th Dec 2025
In our final Author Focus episode in collaboration with Paul Harris, Paul discusses why learning aural and theory is so important to improve our music reading and to help us become better musicians.
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Author Focus: Paul Harris - Practice Starters
17th Nov 2025
In part eleven of our Author Focus series, Paul talks about the benefits of using his practice starter cards, taking us through examples of how they can be used effectively in lessons.
Popular Composers: Theory
- Alexander, Dennis
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- Carulli, Gustave
- Constant, Franz (1910–96)
- Couleau, Jean-Pierre
- Faber, Nancy
- Faber, Randall
- Frost, Robert
- García-Palao, Antonio
- Girard, Anthony (b.1959)
- Grioli, Paolo Antonio
- Harris, Paul (b.1956)
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- Lab, Michel
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- Marlais, Helen
- Ojeda, Gabriel Robles
- Paquette, M. C.
- Peeters, Johan
- Peters, Charles
- Siciliano, Marie-Helene
- Snell, Keith
- Vale, Georgia
- Vogt, Janet
- Waignein, André (1942–2015)
- Yandell, Naomi
All Artists & Groups: Theory
Recent Best Sellers: Theory
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Play with Rhythm!Sheet Music: $14.75
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Piano Adventures All-In-Two Primer Lesson/Theory: Lesson & Theory - Anglicised EditionSheet Music: $22.25
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ABRSM: Discovering Music Theory, The ABRSM Grade 3 WorkbookSheet Music: $17.75
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ABRSM: Discovering Music Theory, The ABRSM Grade 2 WorkbookSheet Music: $16.25
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ABRSM: Discovering Music Theory, The ABRSM Grade 1 WorkbookSheet Music: $16.25
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Music Theory for Young Children Book 1Sheet Music/Theory: $11.75
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ABRSM: Discovering Music Theory, The ABRSM Grade 5 WorkbookSheet Music: $19.25
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Keith Snell_Diane Hidy: Piano Town: Primer Level TheorySheet Music: $8.75
