Dinosaurs before Dark 1

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Across
  1. 4. Something you write with
  2. 6. 60 seconds
  3. 8. What sits on your neck?
  4. 9. A place where you can borrow books
Down
  1. 1. Very big
  2. 2. Go up
  3. 3. Someone you like to hang out with
  4. 5. Of course
  5. 7. Strange
  6. 8. 1/2
  7. 10. Someone ____ a treehouse