SHARE

Jake demonstrates how to keep prying coworkers out of your secret stuff with this Altoids-tin storage box, complete with an “alarm” fashioned out of the guts of one of those musical greeting cards.

Ah, the “sound of punishment.” Enjoy.

If you haven’t yet, subscribe to our 5-Minute Projects video podcast via iTunes. And see the whole series at popsci.com/5minutes.

MORE TO READ