Gently scrape off excess crayon with a plastic scraper or old credit card
Rub the marks with a dry microfiber cloth
Apply a small amount of baking soda mixed with water to a soft cloth and wipe the area
Use a damp cloth with mild dish soap and gently clean the wall
Try a magic eraser lightly on the crayon marks
Use a little white vinegar on a cloth for stubborn residue
Wipe the wall with clean water to remove any cleaner
Dry the area with a soft towel
Test any cleaner on a small hidden spot first
Repaint the wall if the stain remains after cleaning