Body parts, numbers, and skeleton review

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Across
  1. 1. Synonym to multiplication.
  2. 3. The biggest bone in your body.
  3. 6. The front part of your face below your mouth.
  4. 8. The bones of a person’s or animal’s head.
  5. 10. The organ inside your body where food begins to be digested.
  6. 13. Mathematical operation in which you part a number into a smaller one.
  7. 14. The mass of things like fine threads that grows on your head.
  8. 16. The number 1,000.
  9. 18. The part of your body that joins your head to your shoulders.
  10. 19. One of the small hollow bones down the centre of your back.
  11. 20. The outer bone of the two bones in your leg below your knee.
Down
  1. 2. One of the two parts of the body at each side of the neck where the arm is connected.
  2. 4. The inner bone of your lower arm, on the side opposite to your thumb.
  3. 5. The top part of your leg, between your knee and your hip.
  4. 7. The number 100.
  5. 9. The joint that bends in the middle of your leg.
  6. 11. The part of your face which you put food into, or which you use for speaking.
  7. 12. The structure of ribs in your chest.
  8. 15. The bone between your shoulder and elbow.
  9. 16. A bone in the front of your leg, placed after the knee.
  10. 17. The joint between your foot and your leg.