[Sorry, this just makes the doctor kick in. People, eat your breakfast, it's good for you. Why do teenagers tend to do this (because it's the easiest to skip and they want to lose weight, etc, she's been told. BUT. Stop.)]

Breakfast is what really starts your metabolism up. And that includes your brain. So if you really want to be able to figure out all those clues to the best of your ability, you should better eat breakfast.