Thanksgiving Day is a celebration of a popular country of the United States and Canada, where all family members get together and appreciate what they already have. To that end, the game developer on the App Store provides discounts for the applications they spend.
This discount is very attractive for the users of iOS devices, since each game has a pretty big price cuts. Clearly this will be utilized by the users of iOS devices to shop for games on the App Store.
For those of you who do not want to miss games to come shop at a cheap price, you can directly search for the games you want on the App Store, or you can check in Cult Of Mac for a list of games on sale are complete.