In English there are only 5 vowel letters to describe the 21 vowel sounds on this chart, so the symbols between slashes are from the International Phonetic Alphabet (IPA). The chart attempts to illustrate the hand shapes and movements for each vowel sound.
Format: Looseleaf sheets only
Published: 1st September 2010
Publisher: Australian Council Educational Research (ACER)
Country of Publication: AU
Dimensions (cm): 21.0 x 15.0 x 2.2
Weight (kg): 0.38