I found this on youtube...credit to original uploader!
Angry bird trick: place your TP in a way where home button remains on left side of screen..pull down any app to close it will make angry bird shooting sound.
Notifications: to close any notification just swipe it!
To look through notification swipe inside notifications to have a quick look.
to turn on caps lock double tap on shift. to turn it off just tap it once.
to change size of keyboard press and hold key on right bottom corner.
to insert special characters just hold on to any related key and special character will appear.
herez the video