classification station

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Across
  1. 4. travel somewhere to learn about it
  2. 5. evaluate or estimate the nature
  3. 6. the systematic investigation
  4. 8. provide with pictures
  5. 9. look at for a period of time
  6. 10. look at and comprehend it
Down
  1. 1. take part in a contest
  2. 2. mark with a pencil
  3. 3. the action or process of classifying
  4. 7. arrange into a certain order