Fill in the correct tag question for each sentence.

1. The human brain is very wrinkly, ________________?
2. The cerebrum is the biggest part of the brain, ________________?
3. The left side of the brain controls speech, ________________?
4. Scientists don't know everything about the brain, ________________?
5. You should wear a helmet when riding a bike, ________________?
6. Juggling can't be bad for your brain, ________________?
7. The brain stem controls our breathing, ________________?
8. There are 100 billion neurons in the body, ________________?
9. Salmon is very good for your brain, ________________?
10. The messages in our body don't travel slowly, ________________?
11. You aren't going to dive into shallow water, ________________?
12. The cerebellum helps with balance and coordination, ________________?
13. We learned about the brain this week, ________________?
14. Playing music isn't bad for you, ________________?
15. Your brain uses 20% of your body's energy, ________________?