Who am I ?

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Across
  1. 2. I do crazy experiments.
  2. 4. I play instruments like the guitar and violin.
  3. 7. I help people to learn new things.
  4. 9. I am in a musical band. I use a microphone.
  5. 10. I love sports. Badminton is my favourite.
Down
  1. 1. If there is a fire, you can call me to help!
  2. 3. I create art with my brushes.
  3. 5. At the restaurant, I cook the food.
  4. 6. I use my words to create books.
  5. 8. I help people when they are sick.