More to explore:
Use white crayon on white paper and watercolor over it!
Watercolor art with white crayon
All you need is a white crayon and some paint.
draw with white crayons then watercolor over it
DIY watercolor art with white colored pencil or white crayon
White crayon and watercolor
Card using white embossing and watercolors.
red + white
white crayon, water colors.
Draw in white on colored paper
Cute watercolor card idea — use a white crayon to write your message first