Play any type of Game at Y8.com. The biggest Game Collection to play free online. Flash, Unity 3D, Html5, Android, Java and Shockwave.
If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
Great adventure: find the keycodes and steal the emerald jewel, but you should remember about laser cameras and robot sentry - the police does not sleep.