How to Pens Fly Out of Your Desk

Very cool prank!

Step 1: Get a Pen

Once you got a pen take it apart you only need the spring and the hollow part

Step 2: Drop the Spring in the Hollow Part

Take the spring and put in the hollow part

Step 3: Get a Stick

Get a stick that's skinney enough to fit in it. I tend to use chopsticks

Step 4: Sharpen It

Step 5: Put It in the Hollow Part

Above the spring

Step 6: Put It in a Desk Draw

Against something sturdy and push it back

Step 7: Close the Draw

Careful

Step 8: Wait

Wait for someone to open it It should fly out