The purpose of this test is to measure the procedures elementary school children use to perform arithmetic calculation in addition, subtraction, multiplication, and division. It is diagnostic in the sense of providing a comprehensive portrait of weaknesses and potential strengths. This test is not timed. Each subtest can be finished in about twenty minutes.

This is a restricted test. Only licensed psychologists with Boston College faculty status and approved students affiliated with Boston College will be allowed to look at, or check out, this test.

"Legally and ethically, test users may not reproduce copyrighted materials for routine test use without consent of the copyright holder."--Standards for Educational and Psychological Testing.