Across
- 4. - The number that comes after ten.
- 5. - A dozen or the number of months in a year.
- 6. - The number of sides on a square.
- 9. - The highest single-digit number.
- 12. - Often considered an unlucky number.
Down
- 1. - A hand's worth of fingers.
- 2. - A number considered lucky by many.
- 3. - A score or twice the number of fingers.
- 5. - A magic number, also the number of blind mice.
- 7. - The first number, a single unit.
- 8. - A symmetrical digit, resembling infinity.
- 10. - A lucky number, often associated with dice.
- 11. - A decade or the basis of our number system.
- 13. - A couple or a pair of things.