Luke's Indus River Valley puzzle

12345678910
Across
  1. 2. Hindu writing.
  2. 4. Main religion of India.
  3. 6. lives well then has a good life
  4. 9. Ancient North India language
  5. 10. Hindu society class
Down
  1. 1. A fort for protection
  2. 3. island south of India
  3. 5. sea south of Mohenjo-Daro
  4. 7. rainy times in India
  5. 8. The way the wind blows June-Sept in India