Fun and Easy Silhouette DIY Wall Art. I would do it on a solid color though instead of wood grain being in the silhouette.
tuTORIal: DIY Vintage Pop Silhouettes--good project for kids and for parent gifts
Nail polish marbled DIY planter Fill a bucket halfway with lukewarm water. Pour in nail polish. Dip the pot on its side in the water and let the polish wrap around the sides.