With this gadget play a pong clone on the Windows Sidebar. It's (very) difficult, but possible to win according to the author.

This gadget displays if your favorite World of Warcraft Realm is up and running before you enter the game.

This gadget displays a blank standard Sudoku matrix, and allows you to enter numbers from an existing Sudoku puzzle.  This gadget assists you to solve Sudoku.

Get three X's in a row (horizontal, vertical, or diagonal) before the computer gets three O's in a row, it isn’t easy.