press the Right Arrow Key to the next page. you need to see inside of the project to color it. This is the Coloring book but i colored it. https://scratch.mit.edu/projects/716128799
Free to remix for a youtube video or making your own coloring book. P.S, if you are asking me about the "RAINBOW COLORING BOOK" text and trying it out, ask me. I can also let you file this to your device. And then you can create your own coloring book!