The widely used ASVAB is reviewed from the standpoint of career guidance in grades 9–12. The battery measures general ability, trade‐technical experience, a spatial factor, and a clerical factor unlike traditional measures of clerical aptitude. The version used during the 1977–78 school year had serious limitations. ASVAB changes annually; if subsequent versions have similar limitations, the student drawing conclusions from the report form without the help of an informed counselor will likely draw incorrect conclusions about his or her vocational potential. Established procedures for test review are inadequate for generating an informed opinion regarding a test that is heavily promoted and that changes from year to