ctivity that will provide countless hours of fun? Look no further. Grab your coloring pencils or pens and start filling in the drawings in "Mystery Colors." Soon, you'll uncover the beautiful images hidden on each page.You'll be able to relax with this color by number book for adults. The stress of choosing colors is over and you can just enjoy bringing the images to life!. Stress free coloring. Beautiful Animal Images. A color by number just for adults!. Printed on single side pages. Easy color guide on opposite page. Color test page. Coloring tips page. Bonus images from other coloring books.Totally relaxing!These relaxing illustrations of this coloring are sure to bring you calm and peace with every page. And these pictures are easy to see to make this a stress free coloring experience for colorists of all ages and skill levels. So sit back, relax, and color!