Coloring Book Cover Handout for Knights Plumbing and Drain

Using the Golden Ratio. Commissioned to draw a coloring book handout for Knights Plumbing and Drain.

Age range is from 2yrs to 5yrs old, with a maze to rescue the princess and a warnings about the dangers of water heaters.

Cover concept in grayscale, pencil drawing with logo.

I can see the golden spiral in this one at least twice.
What artists refer to as the Golden Spiral/Golden Ratio.
Pleasing to the brain and the eye.

How to use the Golden Ratio.