Silent e

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Across
  1. 2. woodwind musical instrument
  2. 4. a tangible replica of the earth
  3. 7. required for breathing
  4. 9. a person skilled in sports
  5. 11. number less than ten
  6. 12. move up and down vigorously
Down
  1. 1. a 3d shape with 6 sides
  2. 3. play equipment at the park
  3. 5. creates the skeletal framework
  4. 6. water that curls into an arch
  5. 8. when something is similar
  6. 10. melodious music