story.of.world.chapter.3.first.writing

1234567
Across
  1. 2. stands for river-horse
  2. 5. people who carved pictures into stone tablets
  3. 7. pictures that stand for certain words
Down
  1. 1. place between two rivers
  2. 3. country that carved their pictures into wet clay
  3. 4. sumerian picture-writing written into wet clay
  4. 6. reed-paper