Top 10 Reasons to know Sign Langauge:

1. You can communicate through windows
2. Sign language is a 3-D Language
3. You can sign with your mouth full
4. Hearing parents can communicate with their Deaf child
5. You can sign underwater
6. Sign Language is a neat way to express yourself
7. You can communicate across a room or via mirror without shouting
8. Sign language is beautiful
9. You can make friends with Deaf people
10. Sign language brings together Hearing & Deaf people