This Weeks puzzle

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Across
  1. 3. the person who helps Christopher with his investigations
  2. 5. the protagonist of the story who has autism.
  3. 6. the dog found dead at the beginning of the story.
Down
  1. 1. Christopher's pet.
  2. 2. Christopher's favorite subject.
  3. 4. the place Christopher travels to in search of his mother.