Activity: Growing Your Mind. As you watch the video, answer the following questions. Video. 1: Growing Your Mind. 1. Can a person's intelligence change, or is it someting a person is born with? 2. How can you "rewire" your brain? 3. How are our brains like muscles? 4. What does the diagram of the nerves of the animal living in a cage vs. the animal living with other animals and toys show us? 5. When do our brains grow the most?​