With this sidebar gadget you can talk with your computer. Ask and Answer any type of question. Get simple answers to your questions.

With this simple gadget you can play Tetris directly on your windows sidebar.

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.

 
This space-invaders gadget doesn’t have any actual function. But it makes a pretty nice decoration on the desktop.