Your fingers can tell a lot about you. Now it’s been discovered that the lengths of children’s index and ring fingers can predict how well they will perform on SAT tests. reports that kids who have longer ring fingers than index fingers are likely to get higher test scores in the math sections of the test. Kids with the reverse?longer index than ring fingers?are likely to get the highest scores in the verbal parts of the test.

Psychologist Mark Brosnan says that this is because the different levels of the hormones testosterone and estrogen in the womb cause the different finger lengths, and testosterone causes a fetus to have a longer ring finger. Males?and females with higher testosterone levels?tend to do better in math.
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