Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitlePROBLEM DEPARTMENT.AuthorsGibbs, Richard A.; Szuecs, LaszloPublicationSchool Science & Mathematics, 1988, Vol 88, Issue 1, p85ISSN0036-6803Publication typeArticleDOI10.1111/j.1949-8594.1988.tb11784.x