1. Replace the computer mouse with a wireless one that doesn't work or with one made of playdough.
2. Cover the bottom of a coworker's mouse with tape to block the sensor or switch the left and right buttons.
3. Put a funny or embarrassing screensaver on someone's computer when they step away from their desk.
4. Swap the contents of two similar-looking desk drawers or replace the chair with a smaller or larger one.
5. Hide a coworker's personal item or office supply in a random location and watch them search for it.
6. Print out a fake "Out of Order" sign and put it on the office printer or copier.
7. Send a fake email from a coworker's email address to the rest of the team.
8. Place a fake spider or insect in a coworker's desk drawer or on their chair.
9. Cover a coworker's phone with clear tape to muffle their voice or change the language on their computer.
10. Replace the office coffee with decaf or flavor it with something unusual, like hot sauce or salt.
Next : April Fool's Day: History, Significance and Why It Is Celebrated
Click to read more..