Synesthesia is a perceptual phenomenon where multiple senses are blended, such as tasting colors or seeing sounds. The word synesthesia comes from two Greek words, syn (together) and aisthesis (perception). Therefore, synesthesia literally means "joined perception."
Imagine that the color purple vibrates and feels warm, or has a sound like thunder or waves crashing. Maybe the sound of laughter is pink, or strawberries taste like Beethoven's 9th.
Open up a world of possibilities as far as theme camps, art projects, etc.
Explore your senses, while finding a way to connect channels that normally wouldn't be connected.