Diy Chalkboard Wall . Rod straps (2) / $1. First, measure and cut boards to desired pitch and width. DIY Chalkboard Wall Tutorial for a Kids Playroom Life By Leanna in from www.pinterest.com Start by figuring out how large you want your. Season the chalkboard wall by rubbing the side of white chalk all over the painted surface (try going horizontal and then vertical to ensure total. Decide which of the walls you want to be painting and stick painter’s tape on it to create crisp lines.