Amazon Introduces Adult Coloring Books for Relaxation, Meditation, Manifestation, Creative Expression, Self-Discovery and Healing
According to Publisher's Weekly, sales for adult coloring books continue to rise rapidly. In the last few weeks alone, sales in the niche category have grown more than 20 percent giving the entire non-fiction adult category a 9 percent increase. Adding her unique brand of colorable-art is author K.S. Pierce with her two-volume series titled, "Mandalas".
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