--Get a good night's sleep (9-10 hrs)
--Eat a healthy breakfast!!  Include protein, fruit, carbs
--Get outside and get some fresh air.  Remember the CNN student news about fresh air and the brain.
--Bring some mints and hard candies to keep your fidgets under control and your brain focused.  Yes, I said you can have
--Remember that you will be working on math pages in your text book AFTER you have completed your testing for the day.

Tell yourself positive things:  I CAN DO THIS
                                           I KNOW THIS STUFF