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. Do you want your child to have fun with math? Give him/her this spirograph coloring book and he/she will have a blast! Composed of curves and interlocking shapes, the spirograph is quite a challenging figure to color. Coloring these will bring about a heightened sense of self awareness, which ultimately leads to several therapeutic effects. Don't forget to grab a copy today!