Pick a color, then tap a part of the picture to fill it
Color an Octopus Online — Free Coloring Game for Kids
Pick a color from the palette, then tap any part of the octopus to fill it in — try purple for the body, pink for the tentacles, or go wild with any mix you like. No download needed, works on any device. When you're done, the Tilly app has dozens more games and stories.