Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePROBLEM DEPARTMENT.AuthorsWillerding, Margaret F.PublicationSchool Science & Mathematics, 1958, Vol 58, Issue 3, p234ISSN0036-6803Publication typeArticleDOI10.1111/j.1949-8594.1958.tb07951.x