Leap Year Crossword

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Across
  1. 3. To jump
  2. 4. A system of organizing days
  3. 6. Differing from common or usual things
  4. 7. The second month of the year
  5. 8. The number of days in February during a leap year
  6. 10. In addition to what is necessary
Down
  1. 1. Voting to choose someone for public office
  2. 2. Happens every four years
  3. 5. The path in which objects move around a planet or
  4. 9. 365 days