Should children read books instead of using smartphones?

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Across
  1. 5. clear and exact; not general
  2. 7. facts
  3. 8. to like something more than another thing
  4. 9. 'apps'
  5. 10. about words and vocabulary
Down
  1. 1. to get better at something
  2. 2. things that happened the past
  3. 3. hard; not easy
  4. 4. ideas
  5. 6. fun