What Is It Made Of?

12345678910111213
Across
  1. 3. emas
  2. 5. wol
  3. 6. tanah
  4. 8. kardus
  5. 11. besi
  6. 12. batu
  7. 13. kulit
Down
  1. 1. silver
  2. 2. kayu
  3. 4. plastik
  4. 7. beton
  5. 8. kapas
  6. 9. karet
  7. 10. kaca