About this Reference Guide and Review Workbook… Grade 5 is a critical year for the student as he or she is on the verge of taking the QAEO test in Grade 6. More learning content and problem solving involving logic, estimation, and mental math, skills have been developed earlier and have hopefully become automatic. In addition, the student is increasingly aware that he or she is surrounded by a mathematical world, which concretizes his or her learning of the various contents. Here, in short, is t