Taking MCAT soon? a. Make sure you know the location and how to get to there on time. b. Leave your home extra early to arrive on time. c. Go to sleep early the night before. d. Bring healthy snacks, lunch, and water. Too many sweets or energy drinks will make you crash for sure in a 7.5 hour time period. e. Review your notes in the morning or on the train, but don`t do any heavy problem solving.