My game space is providing two free games to its users (to get 9 more big flash games check the bottom of this post). Also 4 other 60 min trails too. To get this
1. Go to the home page
2. Click on Get started
3. Click on create account, if you dont have an account, other wise login with your account
3. Enter the details and click create account
4. check your email and click on the confirmation link
5. Go to home page again
6. Click on the get started banner at the bottom
7. Just choose the answers on the quiz as below and click submit
8. Check your mail again and there will be a mail with clear steps on how to get the free games.
You can read more here and get 9 more big flash games here