School Subjects.

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Across
  1. 3. Shows a bit of culture.
  2. 4. Speaks about the past
  3. 6. Talks about the world and its biodiversity.
  4. 7. Helps us to understand the creation of things and their chemical content.
Down
  1. 1. Teaches ethics and some things about life.
  2. 2. Is all about numbers
  3. 5. Is this talk about literature, punctuation marks, different words, and more.