Usefulness of video games

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Across
  1. 2. navigate
  2. 4. era
  3. 6. physical
  4. 9. video
  5. 11. brain
  6. 12. game
  7. 13. wasting
Down
  1. 1. health
  2. 3. decision
  3. 5. solving
  4. 6. puzzles
  5. 7. ageing
  6. 8. problem
  7. 10. social