Gaming Engineer puzzle

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Across
  1. 4. what I write things down in?
  2. 6. how do I need to think
  3. 7. connections where are the awnsers.
  4. 9. what is this puzzle about
  5. 10. what phases do I work
Down
  1. 1. what else do i have to do
  2. 2. what do I need to be able to do.
  3. 3. what do I do after the game is done?
  4. 5. who do I work with?
  5. 8. I have to identify things to make the game more ___