A teaching technique invented by Sarah Ann Glover (who adapted it from a number of earlier systems) and popularised by John Curwen in the 19th century is associated with what activity?
Tonic sol-fa Tonic sol-fa Tonic sol-fa (or tonic sol-fah) is a pedagogical technique for teaching sight-singing, invented by Sarah Ann Glover (1785–1867) of Norwich, England and popularised by John Curwen who adapted it from a number of earlier musical systems. It uses a system of musical notation based on movable do solfège, whereby every tone is given a name according to its relationship with other tones in the key: the usual staff notation is replaced with anglicized solfège syllables (e.g. "do, re, mi, fa, sol, la, ti, do") or their abbreviations ("d, r, m, f, s, l, t, d"). ""Do"" is chosen
John Curwen May 1880. His son John Spencer married Annie Jessy Gregg, who went on to write the extensive and influential series "Mrs. Curwen's Pianoforte Method" based on her adaptation for the piano of John Curwen's method for voice. Curwen's system was designed to aid in sight reading of the stave with its lines and spaces. He adapted it from a number of earlier musical systems, including the Norwich Sol-fa method of Sarah Ann Glover (1785–1867) of Norwich. Her Sol-fa system was based on the ancient gamut; but she omitted the constant recital of the alphabetical names of each note and the