Quiz

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Across
  1. 4. They trained another... dogs except Lajka.
  2. 5. They experimented with... before dogs.
  3. 8. Lajka died because the satellite...
  4. 9. The satellite's name was...
Down
  1. 1. ... sent Lajka to the space.
  2. 2. The dog's other name was...
  3. 3. The date of the start is...
  4. 6. They sent Lajka to the...
  5. 7. The type of the dog was...