The alphabet

1234567891011
Across
  1. 3. zebra
  2. 7. elephant
  3. 9. violin
  4. 11. ball
Down
  1. 1. ostrich
  2. 2. key
  3. 4. apple
  4. 5. pencil
  5. 6. unicorn
  6. 8. hat
  7. 10. iron