Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSoftware Reviews.AuthorsWalters, AndyPublicationSchool Science & Mathematics, 1987, Vol 87, Issue 2, p159ISSN0036-6803Publication typeArticleDOI10.1111/j.1949-8594.1987.tb11689.x