collective nouns

12345678910111213
Across
  1. 3. of flowers
  2. 5. of ships
  3. 6. of students
  4. 9. of fish
  5. 11. of chocolate
  6. 12. of books
  7. 13. of lions
Down
  1. 1. of trees
  2. 2. of bananas
  3. 4. of swimmers
  4. 5. of sheep
  5. 7. of bees
  6. 8. of stones
  7. 10. of cows