WD40 can be used to remove crayon marks from any surface! This should help the parents out there. : r/lifehacks

How To Remove Permanent Marker From Any Surface

WD-40 Life Hacks - Remove crayon marks on wall

Quick & Easy Crayon Remover • The Prairie Homestead

Remove crayon arts from walls - WD-40 Multi Use Product

27 Household Cleaning Tricks Every Parent Should Know

Uses For WD40 Around Your Home

How To Use WD-40 To Clean Crayon And Pencil Marks

27 Household Cleaning Tricks Every Parent Should Know

WD-40 Use Cases : r/lifehacks