26 Pranks, Who Are You Going To Prank?
This prank is one to build up to April Fools Day. Every time you are near someone leave pennies / small coins without them noticing.
Food pranks are among the best because they're easy to implement, and they generally get a big reaction, especially when someone gets something they don't expect.
Trick your colleagues with a piece of tape
This is a great joke to trick your colleagues and this one is deviously simple. You only need a piece of tape.