The purpose of this study is to investigate the relationship between grade, sex, intelligence, achievement and risk taking and test wiseness. Subjects were 279 4th, 5th, and 6th grade elementary school students, among them, 147 males and 132 females; and 310 junior high school students, 150 males and 160 females, totaling 589. The results indicate: (1) Intelligence has no relationship with risk taking, but has significant positive correlation with test wiseness. (2) There is a negative correlation between achievement and risk taking. (3)There is evidence that the higher the grade, the higher the average risk taking score. The trend analysis indicates a cubic relation. (4) These is also a significant relationship between grade and some of test wiseness behaviors. (5) No relationship exists between sex and risk taking and test wiseness.