How do you remember the way to your house ?where do deams come from ? it is your brain that does these things. A British scientist showed that "sleep can improve one's memory". It's not a dream for students to study when are sleep. In fact , yoiur brain is working day and night. If you learn words before bed, a certain part of brain may help yoiu to remember the workds while yoiu sleep. What's more, another scientist in the USA found that there was "talent button" in the human brain. It might make a person more talented. There are more interesting things about the brain.Your brain uses less energy than a frige light. Just two bananas can give the brain enough energy to work for a whole day. according to some scientists, yawning keeps our brains cool, which makes us think quicker. Here are some pieces of advice to keep a good brain: Eat healthy foods Get a lot of playtime or exercise Don't drink or smoke use your brain a lot