You have 5 minutes to hide a paperclip in your home. A detective has 24 hours to find it, If they don't, you get $100,000. Where are you going to hide the paperclip?
Turn off breaker (without clock attached), unscrew a wall plate for an outlet, unbend and drop paperclip in wall, below outlet, by sliding it between the electric box and the drywall, put wall plate back, turn breaker back on, put the kettle on for a tea.