More to explore:
Crayon heart valentines
watercolor over white crayon - kids love this.
DIY: rainbow crayons
Tie dye crayons!
I did this for valentine's day, shape of a heart, and the card said "you color my world"
DIY Bath Crayons
crayon roll collage
Crayon t-shirt project. Great activity for birthday parties!
crayon bouquet teachers gift tutorial
DIY Heat Pack