from Deltaviolin

A printed musical work designed to engage you directly in creating something to perform.

Quarts is the second in a series of works called The Black Spot Book. This edition is strictly limited to 200 lavish copies, each is hand-finished and designed to last.

“A unique and very enjoyable musical game/composition/brain trainer.
Every home should have one!” - Master of the Queen's Music, Dame Judith Weir

Following a successful crowdfunding campaign Quarts is a available to buy at a 50% discounted price. This offer is time limited.

Quarts is as much a composition, study guide, game as it is a starting point and vehicle for your imagination. It is currently used across an age range of 4-96 and is for 1 to many of just about any ability.

“Such a deceptively simple tool... really enjoyable” - Charlie Wilson, Henley Business School

A video playlist showing some different uses of Black Spot can be found following this link to YouTube:

ships out within 3 days
edition of 200 

  £10 GBP or more 



Deltaviolin Oxfordshire, UK

Deltaviolin produces sonic-art, soundscape noise sound music.

Original work used for film, stage and commercial release.

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