Step 1: Open up Microsoft Word(any version), and in a Blank Document type the following-
=rand(200,99)
Step 2: Press enter and watch what happens, you will be amazed to see Word go crazy with those writings. Try it now, you will like, and do amaze your friends by applying this trick with them.
Another Trick- Having Folders without Names
Step 1: Create a Folder anywhere you wish.
Step 2: Rename it, delete the existing name and type 0160 while keeping the Alt Key pressed.
Step 3: Click anywhere outside the folder area, you will see the folder icon appears without any name on it.