University of New South Wales (Australia)
University of New South Wales: Introduction to Acoustics of Brass Instruments
Discover the acoustical properties of brass instruments from this well researched site provided by the University of New South Wales. Everything from lip control to bell shape is discussed as it applies to frequencies and harmonics.
University of New South Wales (Australia)
University of New South Wales: Introduction to Flute Acoustics
Explore the physics of sound production of a flute. How do things like tone holes and register holes effect the acoustics of a flute? Learn more about that and more at this well researched site.
OpenStax
Open Stax: Catherine Schmidt Jones: Sound and Music
Introduce some activities that introduce students to the physics of sound. They will also learn how various instruments produce sound. Included are downloadable pdf worksheets and answer sheets to use.