My ipad is frozen.
OR
How do I turn this thing off?
The Wi-Fi isn't working. Help!
The App is not working the way it should
Delete the app or web clip from the menu screen
Press and hold the power switch (on the top right of the iPad).
Slide the red arrow from left to right.
Press and hold the power switch to turn on.
Reinstall the app or web clip
iCloud Backup
This helps ensure we can restore this data should your iPad become lost or damaged and unusable.
To clean your iPad, unplug all cables and turn off iPad (press and hold the Sleep/Wake button, and then slide the onscreen slider).
Use a soft, slightly damp, lint-free cloth. Avoid getting moisture in openings. Don’t use window cleaners, household cleaners, aerosol sprays, solvents, alcohol, ammonia, or abrasives to clean iPad.
iPad has an oleophobic coating on the screen; simply wipe iPad’s screen with a soft, lint-free cloth to remove oil left by your hands.
--From Apple Support (http://support.apple.com/kb/HT3226#ipads)