I loved doing this in art class. Art With Mr. E: Line Design w/Shading - Grade Very cool, fun art shading project from Art With Mr. E. he's an elementary art specialist. Try this with your kids (but I think grown ups would enjoy this too).
Kesäloma -- Summer coloring sheets for kids that are unique and fun. Interactive (no two are ever the same) and pattern filled designs for ice cream cones, flip flops, beach bucket and beach ball. Making art with kids this summer is easy and fun.
Use crayons to color different spots of bright colors on some paper. Color over the area with a black crayon. Cut out a shape. Use the popsicle stick to scratch out the black and reveal the colors underneath. or hang