Do you have a coworker in your office trying to lose weight? Are you looking to torture said coworker? Well have I got the gadget for you.

This calculator not only looks like a chocolate bar, but it smells like one too, making it impossible for your dieting target to get chocolate off his or her mind. Like all good practical jokes, it's hilarious for you and spirit-crushing for them.

Lighter Side via Random Good Stuff