Narrative accounts of synesthetic experience from the 19th century—for example, how vowels are described as changing color depending on which consonants surround them—are full of variation ...

Resources include the interactive Color Vowel Chart, a teacher's guide, and a webinar on how to teach with the Color Vowel Chart. A free list of hundreds of English tongue twisters and their ...

It has two unusual sound-reactive modes: disco mode, and vowel detection mode. Switching allegiances (or saber color, at least) is only a sound away. Disco mode alters the color of the saber ...