Relaxing Color by Numbers

60 artworks to color according to a series of numbers supported by an accompanying key. A coloring key is supplied for each artwork. 

Fully colored versions of all the artworks are shown on the inside of the front and back covers. Coloring by numbers encourages the user to concentrate and become engaged in a relaxing, enjoyable activity. 

The Arcturus Colour by Numbers Collection has sold over 700,000 copies worldwide.