Number

12345678910
Across
  1. 1. The number of bones in human body.
  2. 5. The height of Mount Everest, in meter.
  3. 6. The number of countries in the world.
  4. 9. The number of satellite that are around the Earth.
Down
  1. 2. The length of longest river in the world, in meter.
  2. 3. The number of island in Korea.
  3. 4. The number of letters in alphabet.
  4. 7. The number of keys in a computer keyboard.
  5. 8. The number of states in USA.
  6. 10. The number of organs in human body.