I suppose you could use a crayon but a colored pencil works the best.
How To Clean Pencil Marks On Wall. Before you clean your wall stains, find out the best remedy. You cannot always possibly keep an eye on your child and ask him to stop scribbling all over the walls.
How to clean pen marks from wall/ erase crayon& sharpie ... from i.ytimg.com
Pencil lead is generally not made from lead anymore, but is typically made of graphite. Mix with some water or sprinkle on a damp sponge then scrub lightly. First rub the area with a soft cloth damped on rubbing alcohol.
It depends on what the black marks are.
If there are still traces of smudges, repeat using chalk with a sharp edge can scratch your paint or leave marks in your walls. Glide it along black marks on walls or any other scuff marks you might have. If that alone doesn't do the trick, you can also try using mildly gritty substances to. Although pencils are typically used on paper, it's not that surprising to find occasional pencil stains on your laundry.
