If the marks are caused from the color of the furniture transferring to the wall, it can be cleaned off easily. If the scratches have penetrated the paint, the removal will not be as simple. Follow these steps to determine the level of damage and how best to proceed. Remove dirt, scuffs and stains from vinyl floors with these easy cleaning and maintenance tips from DIY experts. How to Clean Laminate Countertops Safely and effectively clean spills and stains from laminate countertops with these tips from DIY experts. Use an old, clean toothbrush and a small smear of white paste to scrub stains away. Be sure to rinse well and pat dry when done. 6. Get Schooled. If the basic household supplies listed above aren’t doing the job, this trick gets high marks Sardone. “Try a pencil eraser to remove small black scuffs and rub gently,” she advises. How to Remove Pen Marks Unlike pencils, pen ink is not as easy to erase, especially permanent ink. So if that line on your painted wall is in ink, try one of these remedies. Now, all you need to do is just wipe the crayon marks away when they have melted. You need to wipe the stains before they form again. Similarly, you could also use an iron. Place a few paper towels on the wall and then iron on them; the crayon stains will melt. Use the same paper towels and wipe the crayon marks away. It depends on what the black marks are. As always, I try to give you a home-style solution first. You can try some baking soda on a slightly damp sponge, or pick up a pencil with a clean eraser .