Pastel art with a watercolour and salt wash, the ideas are endless. Also this site has lots of fun classroom art ideas. Do this with the Native American legend book "Thirteen Moons on a Turtle's Back".
Art by Marta Harvey. This piece was created on watercolor paper with Pen & Ink and painted with (shimmering watercolors). The scanned piece was then digitally modified to unify the colors better. I have the same version in blue tones as well.
Ester Roi's painting "Impasse" in her Rocks & Water series of artwork. Ester Roi is an artist and inventor specializing in wax-based drawing media. She has invented the Icarus Drawing Board to soften and melt the waxy pigments in her paintings.