No coloring can never this fun!
"Coloring book: kids zone allow you to paint your favorite animals, cartoons and more ...
In particular, you will want to enjoy ... (See Feaures below).
-Advanced and cool select color!
-With the "background Mucic" you can enjoy.
-"Pinch Zoom" functionality is easy to paint the lower portion of the image.
-"Keep the SD card functionality
-"Set as wallpaper" functionality
-No harmful images and ads for your kids and all.
Warning: I do not own some images, some images from a Web search. Some images are copyrighted to their respective owners.