IMPORTANT - EBOOK edition of this book is an ART BOOK and not used for coloring on the device. The eBook is a preview providing useful content on the benefits of coloring for both children and adults, also showing the brilliant designs available in the physical copy of the book. A BONUS link in the book lets you download books with high quality coloring book PDF pages with dozens of illustrations that readers can PRINT. The download is optional, it is not the main function or purpose of this ebook - PRINT REPLICA. Spirographs are hypnotic and fun once they're filled with colors! Coloring these cool pieces of art will greatly help in calming down your senses and preparing your mind to be receptive of new ideas, thoughts and emotions. Other than that, coloring helps unlock your imagination and creativity. Buy a copy now!