Leisure Arts-Mandala Wonders Color Art. With twenty-four design pages featuring intricate line drawings, you will get hours of enjoyment and stress relief as you enhance the designs with colored pencils, markers, and other art media. Considered beneficial to all ages, coloring has been proven to generate wellness and quietness, as well as to stimulate the brain areas related to the senses and creativity. Softcover, 24 pages. Published Year: 2015. Imported.