First in the World

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Across
  1. 1. Who was the first person to walk on the Moon?
  2. 4. Which was the first antibiotic discovered?
  3. 5. Who was the first woman in space?
  4. 9. Which was the first country to print paper money?
  5. 10. Which was the first country to use a national flag?
Down
  1. 2. Who was the first person to reach the South Pole?
  2. 3. Which was the first country to abolish the death penalty entirely?
  3. 6. Which was the first successful vaccine ever developed, and against which disease?
  4. 7. Which city hosted the first modern Olympic Games in 1896?
  5. 8. Which was the first animal to be cloned successfully?